what'svswhatsWhat's the difference?

Quick tell: what's is a contraction, whats is a noun, so they fill different roles in a sentence.

Which to use

“what's” is a contraction and “whats” is a noun - they look or sound alike but fill different roles in a sentence.

#645
“what's” frequency rank
#8,625
“whats” frequency rank
9270
confusion score

Side-by-Side Comparison

Feature what's whats
Definition What is. plural of what; used as a stand-in to collectively pluralize arbitrary instances of things. Often used along with whys, hows, etc.

Where the spellings diverge

Shared letters are muted; the letters that actually set what's and whats apart are highlighted. They share 5 letters in sequence, which is exactly why the eye skips the difference.

6 ch
what's
5 ch
whats

Spelling & Dictionary Insight

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: what's is acontraction and whatsanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 9270, derived from the frequency rank of both members and their visual similarity.

what's is recorded at frequency rank #645, classified as acontraction, pronounced /wɒts/. whats is at rank #8,625, tagged as anoun.

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 9270, this pair ranks #498,252 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of what's vs whats

Shared letters: ahstw. Private to "what's": -. Private to "whats": -.

"what's" · 5 letters · shape CCVCC  ·  "whats" · 5 letters · shape CCVCC

Known mistypes of this pair

  • whatshwats · wahts · whast · whatss · whatts · whhats · whtas · wwhats

Frequency comparison

what's#645
whats#8,625

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "what's" and "whats" be used interchangeably?
No - they are not even the same part of speech. "what's" is a contraction and "whats" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "what's" or "whats"?
"what's" is the more common of the two: it sits at frequency rank #645 in our English list, against #8,625 for "whats". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Remembering what's vs whats

The fastest way to pick the right one every time.

  • Check the role first: if you need a contraction, it's “what's”; for a noun, it's “whats”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “what's” entry
  • Browse more pairs most likely to be confused. Most confusable

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

Source: FrequencyWords open word-frequency list