vainvsvaryWhat's the difference?

Quick tell: vain is a adjective, vary is a verb, so they fill different roles in a sentence.

Which to use

“vain” is an adjective and “vary” is a verb - they look or sound alike but fill different roles in a sentence.

#10,632
“vain” frequency rank
#4,724
“vary” frequency rank
15356
confusion score

Side-by-Side Comparison

Feature vain vary
Definition Overly proud of oneself, especially concerning appearance; having a high opinion of one's own accomplishments with slight reason. To change with time or a similar parameter.

Where the eye mixes vain and vary

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
vain
4 ch
vary

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: vain is /veɪn/ while vary is /ˈvɛəɹi/. 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 (adjective vs verb), which is usually the fastest check. Our composite confusion score for this pair is 15356, derived from the frequency rank of both members and their visual similarity.

vain is recorded at frequency rank #10,632, classified as anadj, pronounced /veɪn/. vary is at rank #4,724, tagged as averb, pronounced /ˈvɛəɹi/.

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 15356, this pair ranks #464,440 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of vain vs vary

Shared letters: av. Private to "vain": in. Private to "vary": ry.

"vain" · 4 letters · shape CVVC  ·  "vary" · 4 letters · shape CVCV

Known mistypes of this pair

  • vainavin · vainn · vani · vvain
  • varyavry · varry · varyy · vayr · vray · vvary

Frequently Asked Questions

Can "vain" and "vary" be used interchangeably?
No - they are not even the same part of speech. "vain" is an adjective and "vary" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "vain" or "vary"?
"vary" is the more common of the two: it sits at frequency rank #4,724 in our English list, against #10,632 for "vain". 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