signvssignerWhich spelling fits?

Which to use

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

#885
“sign” frequency rank
#43,369
“signer” frequency rank
44254
confusion score

Side-by-Side Comparison

Feature sign signer
Definition A visible fact that shows that something exists or may happen. One who signs (in any sense of that verb).

Letter map: sign vs signer

Shared letters muted; letters that set sign and signer apart highlighted. Shared run: 4.

4 ch
sign
6 ch
signer

Pair insight - sign / signer

sign and signer 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 2 extra letter(s) - “sign” sits inside “signer”. Our composite confusion score for this pair is 44254, derived from the frequency rank of both members and their visual similarity.

sign is recorded at frequency rank #885, classified as anoun, pronounced /saɪn/. signer is at rank #43,369, 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 44254, this pair ranks #232,333 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of sign vs signer

Shared letters: gins. Private to "sign": -. Private to "signer": er.

"sign" · 4 letters · shape CVCC  ·  "signer" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • signisgn · sgin · siggn · signn · ssign
  • signerisgner · sginer · sigenr · siggner · signerr · signner · signre · ssigner

Frequently Asked Questions

Can "sign" and "signer" be used interchangeably?
No. They differ by 2 extra letter(s) - “sign” sits inside “signer”, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Which is more common, "sign" or "signer"?
"sign" is the more common of the two: it sits at frequency rank #885 in our English list, against #43,369 for "signer". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Pair "sign" vs "signer" is on the table, pick a follow-up below.

  • Full dictionary entry for "sign" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "signer" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #232,333 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "sign" and "signer" also get mixed up with nearby pairs, the highest-scored neighbour is "signer vs sinker". 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 #232,333 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