5 FiveLetterWords
Accepted guess Not a possible answer B tier opener

ESTRO

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

As an opener, it rules out about 95.4% of possible answers.

Open Solver with ESTRO Open Word Finder

Meaning and pronunciation

Noun

Clipping of estrogen.

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 ESTRO performs as a guess

Wordle accepts ESTRO 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 89.4% of games, misses completely in 10.6%, and leaves about 108 possible answers on average.

In the previous complete v5 benchmark, it ranks #3,338 of 14,855 openers, averaging 3.64 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.

E__R_ E in the 1st position and R in the 4th position

Try next

PLAIN LIANE CADEE COLON SHALY DRAIN
Words starting with E Words ending with O

First-turn measures

5.14 Entropy (bits)
108 Avg remaining
0.0% Exact match
95.4% Avg ruled out
Higher first-turn entropy than about 90% of evaluated openers
0.81 bits below the highest measured first-turn entropy (~5.95 bits)

As an opener: v5 benchmark

How ESTRO 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.

3.64 Avg guesses
99.8% Win rate
0.70 Volatility
#3,338 v5 opener rank
In the complete v5 snapshot, ESTRO ranks #3,338 of 14,855 openers by average guesses in games solved within six.
1 guess
0
2 guesses
75
3 guesses
907
4 guesses
1,169
5 guesses
181
6 guesses
18
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:
EORST

Feedback chances

Any hit (G/Y)
89%
Green tile
16%
All gray
11%

Feedback distribution

101 possible patterns. Top outcomes:

249
234
188
131
131
99
90
84
82
73
64
60
53
53
47
44
43
41
38
35
29
28
28
26
25
21
20
20
19
17

Quick reference

Largest feedback groups after playing ESTRO:

11% chance
Suggested:
PLAIN
10% chance
Suggested:
LIANE
8% chance
Suggested:
CADEE

Follow-ups for common patterns

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

10.6% →
PLAIN 5.67 bits
9.9% →
LIANE 5.43 bits
8.0% →
CADEE 4.66 bits
5.6% →
COLON 4.86 bits
5.6% →
SHALY 5.07 bits
4.2% →
DRAIN 4.79 bits
3.8% →
APRON 4.25 bits
3.6% →
PLANE 4.61 bits
3.5% →
TAINT 4.98 bits
3.1% →
THALE 4.59 bits

Letter-value totals

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

Scrabble

E1S1T1R1O1
Total: 5 points

Words With Friends

Total: 5 points

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