gillsvsgillyTell them apart

Which to use

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

#26,803
“gills” frequency rank
#46,484
“gilly” frequency rank
73287
confusion score

Side-by-Side Comparison

Feature gills gilly
Definition plural of gill Alternative spelling of gillie (“a guide”).

Letter map: gills vs gilly

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

5 ch
gills
5 ch
gilly

Spelling & dictionary notes on gills vs gilly

gills and gilly are indexed as a confusable English pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by a single letter - s in “gills” becomes y in “gilly”. Our composite confusion score for this pair is 73287, derived from the frequency rank of both members and their visual similarity.

gills is recorded at frequency rank #26,803, classified as anoun, pronounced /ɡɪlz/. gilly is at rank #46,484, 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 73287, this pair ranks #40,122 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of gills vs gilly

Shared letters: gil. Private to "gills": s. Private to "gilly": y.

"gills" · 5 letters · shape CVCCC  ·  "gilly" · 5 letters · shape CVCCV

Known mistypes of this pair

  • gills ← ggills · gillss · gils · gilsl · glils · iglls
  • gilly ← ggilly · gillyy · gily · gilyl · glily · iglly

Frequently Asked Questions

Can "gills" and "gilly" be used interchangeably?
No. They differ by a single letter - s in “gills” becomes y in “gilly”, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Frequency check: "gills" vs "gilly" - which ranks higher?
"gills" is the more common of the two: it sits at frequency rank #26,803 in our English list, against #46,484 for "gilly". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pair "gills" vs "gilly" is on the table, pick a follow-up below.

  • Full dictionary entry for "gills" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "gilly" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #40,122 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "gills" and "gilly" also get mixed up with nearby pairs, the highest-scored neighbour is "gilly vs grimly". 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 #40,122 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