overlapvsoverlyWhat's the difference?

Quick tell: overlap is a verb, overly is an adverb, so they fill different roles in a sentence.

Which to use

“overlap” is a verb and “overly” is an adverb - they look or sound alike but fill different roles in a sentence.

#11,259
“overlap” frequency rank
#9,224
“overly” frequency rank
20483
confusion score

Side-by-Side Comparison

Feature overlap overly
Definition To extend over and partly cover something. To an excessive degree.

Letter map: overlap vs overly

Shared letters muted; letters that set overlap and overly apart highlighted. Shared run: 5.

7 ch
overlap
6 ch
overly

Part-of-speech tell for overlap / overly

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: overlap is averb and overlyanadverb. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 20483, derived from the frequency rank of both members and their visual similarity.

overlap is recorded at frequency rank #11,259, classified as averb, pronounced /ˌəʊvəˈlæp/. overly is at rank #9,224, tagged as anadv.

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 20483, this pair ranks #430,770 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of overlap vs overly

Shared letters: elorv. Private to "overlap": ap. Private to "overly": y.

"overlap" · 7 letters · shape VCVCCVC  ·  "overly" · 6 letters · shape VCVCCV

Known mistypes of this pair

  • overlapoevrlap · ovelrap · overalp · overlapp · overllap · overlpa · overrlap · ovrelap
  • overlyoevrly · ovelry · overlly · overlyy · overrly · overyl · ovrely · ovverly

Frequently Asked Questions

Can "overlap" and "overly" be used interchangeably?
No - they are not even the same part of speech. "overlap" is a verb and "overly" an adverb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "overlap" or "overly"?
"overly" is the more common of the two: it sits at frequency rank #9,224 in our English list, against #11,259 for "overlap". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

You've compared "overlap" and "overly". Here's where to go from here.

  • Full dictionary entry for "overlap" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "overly" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #430,770 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "overlap" and "overly" also get mixed up with nearby pairs, the highest-scored neighbour is "overlap vs overran". 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 #430,770 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