killervskillsTell them apart

Which to use

“killer” and “kills” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#3,176
“killer” frequency rank
#4,028
“kills” frequency rank
7204
confusion score

Side-by-Side Comparison

Feature killer kills
Definition One who or that which kills. plural of kill

Where the eye mixes killer and kills

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

6 ch
killer
5 ch
kills

Why the eye confuses killer with kills

A purely visual mix-up. killer (/ˈkɪlə(ɹ)/) and kills (/kɪlz/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 7204, derived from the frequency rank of both members and their visual similarity.

killer is recorded at frequency rank #3,176, classified as anoun, pronounced /ˈkɪlə(ɹ)/. kills is at rank #4,028, tagged as anoun, pronounced /kɪlz/.

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 7204, this pair ranks #508,118 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of killer vs kills

Shared letters: ikl. Private to "killer": er. Private to "kills": s.

"killer" · 6 letters · shape CVCCVC  ·  "kills" · 5 letters · shape CVCCC

Known mistypes of this pair

  • killerikller · kilelr · kiler · killerr · killre · kkiller · kliler
  • killsiklls · killss · kils · kilsl · kkills · klils

Frequently Asked Questions

Is swapping "killer" for "kills" ever safe?
No. They are said differently (/ˈkɪlə(ɹ)/ versus /kɪlz/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "killer" or "kills"?
"killer" is the more common of the two: it sits at frequency rank #3,176 in our English list, against #4,028 for "kills". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "killer" and "kills" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "killer" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "kills" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #508,118 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "killer" and "kills" also get mixed up with nearby pairs, the highest-scored neighbour is "kidder vs killer". 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 #508,118 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