won'tvsworstWhat's the difference?

Quick tell: won't is a verb, worst is an adjective, so they fill different roles in a sentence.

Which to use

“won't” is a verb and “worst” is an adjective - they look or sound alike but fill different roles in a sentence.

#462
“won't” frequency rank
#1,259
“worst” frequency rank
1721
confusion score

Side-by-Side Comparison

Feature won't worst
Definition will not (negative auxiliary); used to indicate a future non-occurring action. superlative form of bad: most bad

Where the eye mixes won't and worst

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

5 ch
won't
5 ch
worst

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: won't is /wəʊnt/ while worst is /wɜːst/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (verb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 1721, derived from the frequency rank of both members and their visual similarity.

won't is recorded at frequency rank #462, classified as averb, pronounced /wəʊnt/. worst is at rank #1,259, tagged as anadj, pronounced /wɜːst/.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 1721, this pair ranks #526,803 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of won't vs worst

Shared letters: otw. Private to "won't": n. Private to "worst": rs.

"won't" · 4 letters · shape CVCC  ·  "worst" · 5 letters · shape CVCCC

Known mistypes of this pair

  • worstowrst · worrst · worsst · worstt · worts · wosrt · wrost · wworst

Frequently Asked Questions

Can "won't" and "worst" be used interchangeably?
No - they are not even the same part of speech. "won't" is a verb and "worst" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "won't" or "worst"?
"won't" is the more common of the two: it sits at frequency rank #462 in our English list, against #1,259 for "worst". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list