Measure an opener before the first board

Octordle Starting Words Tester

Compare two opening sets against the same independent 2,000-answer model. The browser calculates duplicate-aware feedback for every answer, reports how sharply each set splits the pool, and can carry the selected words into a fresh Unlimited round.

Strong Octordle starting words cover frequent letters without spending too many of the 13 shared guesses. Enter one to four accepted words in each set; the tester compares expected and worst-case candidates, answer-letter coverage, repeated slots, and the turns left to submit eight answers.

Octordle Starting Words Tester

1–4 × 2

Compare two opener sets

Enter one to four accepted five-letter words in each set. The model simulates every answer and compares the feedback partitions.

Set A78.9/100
Unique letters
10
Repeated slots
0
Expected candidates
4.6
Worst case
20
Answer-letter coverage
64.1%
Feedback patterns
936
Turns left
11/13
Spare after 8 answers
3
Set B79.4/100
Unique letters
10
Repeated slots
0
Expected candidates
4.5
Worst case
27
Answer-letter coverage
65.1%
Feedback patterns
912
Turns left
11/13
Spare after 8 answers
3

Set B leads by 0.5 points.Based on 2,000 independent answers and duplicate-aware tile feedback.

Improve the active set: Set A

Suggestions are exact-scored after a fast shortlist. Select a set, then click a word to fill its next slot.

All scoring runs in this browser; no opener set is uploaded. Based on 2,000 independent answers and duplicate-aware tile feedback.

How the opener score is calculated

octordle starting words: How the opener score is calculated. Octordle starting words make feedback partitioning measurable, so Octordle starting words can be compared with the same answer model instead of intuition alone.

Partition all 2,000 answers — octordle starting words

octordle starting words: For each possible answer, the tester recreates the green, amber, and dark pattern produced by every word in the set. Answers with identical combined feedback stay in one bucket. Smaller buckets mean the opener is more likely to leave a short, distinguishable candidate list after its results are known. Octordle starting words make feedback partitioning measurable, so Octordle starting words can be compared with the same answer model instead of intuition alone.

octordle starting words makes feedback partitioning visible; compare all eight boards before committing, because octordle starting words rewards evidence rather than haste. The practical step is to remove avoidable repeated letters, then review the result before moving on. That habit supports a safer thirteen-row budget without adding friction or pretending certainty. One guess reaches 8 boards, and the round allows 13 shared attempts. This is checkpoint 1 in Octordle Starting Words Tester: pause, verify, and keep the next choice reversible.

octordle starting words makes letter coverage visible; compare all eight boards before committing, because octordle starting words rewards evidence rather than haste. The practical step is to keep enough rows for eight direct answers, then review the result before moving on. That habit supports broader early evidence without adding friction or pretending certainty. The independent lexicon contains 2,000 answers and 9,983 accepted guesses. This is checkpoint 2 in Octordle Starting Words Tester: pause, verify, and keep the next choice reversible.

octordle starting words makes candidate-bucket risk visible; compare all eight boards before committing, because octordle starting words rewards evidence rather than haste. The practical step is to launch the chosen set into a fresh Unlimited game, then review the result before moving on. That habit supports a measurable opening tradeoff without adding friction or pretending certainty. Daily and Unlimited modes run locally, with no account required. This is checkpoint 3 in Octordle Starting Words Tester: pause, verify, and keep the next choice reversible.

Count coverage and repeated letters — octordle starting words

octordle starting words: Unique-letter coverage measures breadth, while repeated slots show how much of the typed space revisits a letter. The answer-letter coverage metric checks the proportion of positions in all 2,000 answers whose letters appear somewhere in the set. It complements feedback partitioning but does not replace positional evidence. Octordle starting words make letter coverage measurable, so Octordle starting words can be compared with the same answer model instead of intuition alone.

octordle starting words makes shared-turn cost visible; compare all eight boards before committing, because octordle starting words rewards evidence rather than haste. The practical step is to compare expected and worst-case buckets, then review the result before moving on. That habit supports a repeatable practice decision without adding friction or pretending certainty. Progress and settings stay in browser storage on the current device. This is checkpoint 4 in Octordle Starting Words Tester: pause, verify, and keep the next choice reversible.

What to check before choosing a set

  • Use only accepted five-letter words.
  • Compare expected candidates and the largest remaining bucket.
  • Notice unique letters and repeated slots together.
  • Subtract opener rows from the 13-guess limit.
  • Test the same set across several Unlimited rounds.

How to compare one to four starting words

octordle starting words: How to compare one to four starting words. Octordle starting words make letter coverage measurable, so Octordle starting words can be compared with the same answer model instead of intuition alone.

Compare expected and worst cases — octordle starting words

octordle starting words: Expected candidates is the weighted average size of the bucket containing the true answer, calculated from all feedback buckets. Worst case is the largest remaining bucket. A set can look broad yet retain one large ambiguous family, so both figures are shown beside the composite score. Octordle starting words make candidate-bucket risk measurable, so Octordle starting words can be compared with the same answer model instead of intuition alone.

Protect the direct-answer budget — octordle starting words

octordle starting words: Every opener consumes shared rows before any board is directly solved. Two starting words leave eleven guesses; four leave nine. Because eight answers may still require eight direct submissions, a four-word plan has only one spare row if none of the openers happens to solve a board. Octordle starting words make shared-turn cost measurable, so Octordle starting words can be compared with the same answer model instead of intuition alone.

What each starting-word metric means
MetricVerified calculationDecision use
2,000 answersEvery answer receives a combined duplicate-aware patternDefines the independent comparison pool
Expected candidatesSum of squared bucket sizes divided by 2,000Estimates the typical shortlist
Worst caseLargest feedback bucket after the full setExposes an ambiguous answer family
Turn buffer13 minus opener words minus eight answersShows rows available for extra probes

How to test a set in Unlimited mode

octordle starting words: How to test a set in Unlimited mode. Octordle starting words make candidate-bucket risk measurable, so Octordle starting words can be compared with the same answer model instead of intuition alone.

Use suggestions as alternatives — octordle starting words

octordle starting words: Suggestions begin with frequent uncovered letters, then receive the same exact 2,000-answer partition calculation as the words you typed. Clicking a suggestion fills the next available slot. The list is a transparent shortlist, not a guarantee that one sequence wins every randomly selected eight-board round. Octordle starting words make alternative words measurable, so Octordle starting words can be compared with the same answer model instead of intuition alone.

Validate the set on real eight-board rounds — octordle starting words

octordle starting words: The launch button creates a fresh Unlimited puzzle and submits the valid set in order. Review all eight result patterns, the number of early solves, and the turn pressure that follows. Several rounds reveal whether a statistical advantage remains practical when answer combinations change. Octordle starting words make Unlimited validation measurable, so Octordle starting words can be compared with the same answer model instead of intuition alone.

Evidence and source method

Official reference for the established eight-board, five-letter game format.

“Guess all eight OCTORDLE words in 13 tries.”

Merriam-Webster Octordle

Sources

Octordle Pro is an independent word game and is not affiliated with Merriam-Webster.

FAQ

Strong Octordle starting words cover frequent letters without spending too many of the 13 shared guesses. Enter one to four accepted words in each set; the tester compares expected and worst-case candidates, answer-letter coverage, repeated slots, and the turns left to submit eight answers.

What are the best Octordle starting words?

There is no universal guaranteed set. Favor strong exact partitioning, broad answer-letter coverage, few avoidable repeats, and enough remaining rows for eight direct answers.

Why can a four-word set be risky?

Four openers leave nine of thirteen rows. If none solves a board, eight direct answers leave only one extra row for ambiguity or a mistake.

Does the tester handle duplicate letters?

Yes. It assigns exact matches first, then present letters only while an unmatched copy remains, matching the playable game's scoring routine.

Are my opener sets uploaded?

No. Analysis and suggestions run in the current browser, and launching a set passes it only to the local Unlimited game on this site.

Turn the stronger set into evidence

Launch it in Unlimited, inspect eight real result patterns, and repeat across several rounds before making it your default.

Compare opener sets