Wattsvswhat'sTell them apart

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

Which to use

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

#9,837
“Watts” frequency rank
#645
“what's” frequency rank
10482
confusion score

Side-by-Side Comparison

Feature Watts what's
Definition A surname transferred from the given name. What is.

Letter map: Watts vs what's

Shared letters muted; letters that set Watts and what's apart highlighted. Shared run: 4. Watts (CVCCC) and what's (CCVCC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

5 ch
Watts
6 ch
what's

Part-of-speech tell for Watts / what's

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: Watts is aname and what'sacontraction. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 10482, derived from the frequency rank of both members and their visual similarity.

Watts is recorded at frequency rank #9,837, classified as aname. what's is at rank #645, tagged as acontraction, pronounced /wɒts/.

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 10482, this pair ranks #492,103 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of Watts vs what's

Shared letters: astw. Private to "Watts": -. Private to "what's": h.

"Watts" · 5 letters · shape CVCCC  ·  "what's" · 5 letters · shape CCVCC

Known mistypes of this pair

  • Watts ← awtts · wats · watst · wattss · wtats · wwatts

Frequently Asked Questions

Is swapping "Watts" for "what's" ever safe?
No - they are not even the same part of speech. "Watts" is a name and "what's" a contraction, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "Watts" or "what's" show up more?
"what's" is the more common of the two: it sits at frequency rank #645 in our English list, against #9,837 for "Watts". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Done with this confusable. These links stay specific to "Watts" and "what's".

  • Full dictionary entry for "Watts" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "what's" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #492,103 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "Watts" and "what's" also get mixed up with nearby pairs, the highest-scored neighbour is "Watters vs Watts". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #492,103 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list