5 FiveLetterWords
Accepted guess Not a possible answer B tier opener

OCTAN

OCTAN is accepted as a guess but is not on the solver's possible-answer list.

As an opener, it rules out about 93.9% of possible answers.

Open Solver with OCTAN Open Word Finder

Meaning and pronunciation

Adjective

Occurring every eight days.

Noun

A fever that recurs every eight days.

Source: Wiktionary contributors · CC BY-SA 4.0. Corrections.

Wordle status

A word can be a playable guess without being a possible answer.

Playable guess

Yes

Included in the Wordle guess list used by our tools.

Possible answer

No

The solver does not currently treat this as a possible answer.

Past Wordle answer

Not used yet

No past answer date found.

The possible-answer list is the solver's current list and may change when Wordle adds new answers.

How OCTAN performs as a guess

Wordle accepts OCTAN as a guess, but the solver does not list it as a possible answer.

Played as an opener, it lands at least one colored tile in 84.9% of games, misses completely in 15.1%, and leaves about 143 possible answers on average.

In the previous complete v5 benchmark, it ranks #2,038 of 14,855 openers, averaging 3.62 guesses in games solved within six turns.

Try your feedback pattern

Tap the tiles to match your feedback, then see the ranked follow-up guesses.

All gray? Tap a tile to cycle gray → yellow → green.

Useful pattern pages

If you only know part of the word, start with one of these matching patterns.

O___N O in the 1st position and N in the 5th position O__A_ O in the 1st position and A in the 4th position _C__N C in the 2nd position and N in the 5th position

Try next

SILER GLARE SOLER SHIER SIDEY REAST
Words starting with O Words ending with N

First-turn measures

4.90 Entropy (bits)
143 Avg remaining
0.0% Exact match
93.9% Avg ruled out
Higher first-turn entropy than about 78% of evaluated openers
1.05 bits below the highest measured first-turn entropy (~5.95 bits)

As an opener: v5 benchmark

How OCTAN performed in the previous complete opener benchmark, against its captured answer snapshot. These research figures are separate from today's solver recommendations. See the data page for the method.

3.62 Avg guesses
99.9% Win rate
0.69 Volatility
#2,038 v5 opener rank
In the complete v5 snapshot, OCTAN ranks #2,038 of 14,855 openers by average guesses in games solved within six.
1 guess
0
2 guesses
70
3 guesses
956
4 guesses
1,138
5 guesses
174
6 guesses
14
Top-ranked in the current bounded policy screen: SLANT. The policy minimizes misses within six first, then average guesses among wins (3.45 for the leader). Compare the ranking measures

Composition

5/5 unique
2 vowels
Common:
ANOT

Feedback chances

Any hit (G/Y)
85%
Green tile
19%
All gray
15%

Feedback distribution

106 possible patterns. Top outcomes:

356
271
201
162
112
105
98
84
64
62
56
56
54
50
40
30
29
27
25
24
23
23
23
21
18
17
16
16
15
15

Quick reference

Largest feedback groups after playing OCTAN:

15% chance
Suggested:
SILER
11% chance
Suggested:
GLARE
9% chance
Suggested:
SOLER

Follow-ups for common patterns

Ranked follow-up guesses for the 10 most common feedback patterns.

15.1% →
SILER 6.05 bits
11.5% →
GLARE 5.36 bits
8.5% →
SOLER 5.18 bits
6.9% →
SHIER 5.67 bits
4.7% →
SIDEY 5.22 bits
4.5% →
REAST 4.76 bits
4.2% →
SLIER 5.25 bits
3.6% →
ROOST 4.73 bits
2.7% →
CHARE 4.65 bits
2.6% →
SLIDE 4.40 bits

Letter-value totals

Base letter-value totals for OCTAN; these do not show whether either game accepts the word.

Scrabble

O1C3T1A1N1
Total: 7 points

Words With Friends

Total: 9 points

Scores shown are base values without double/triple letter or word bonuses.