separatevsseparatelyTell them apart

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

Which to use

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

#1,577
“separate” frequency rank
#6,294
“separately” frequency rank
7871
confusion score

Side-by-Side Comparison

Feature separate separately
Definition To divide (a thing) into separate parts. In a separate manner; not together; apart.

Where the eye mixes separate and separately

Muted = shared; highlighted = the visual trap. They share 8 letters in sequence.

8 ch
separate
10 ch
separately

Why the eye confuses separate with separately

These two trip readers on the page rather than in the ear: separate is /ˈsɛp.(ə.)ɹət/ while separately is /ˈsɛp.(ə.)ɹət.li/. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 extra letter(s) - “separate” sits inside “separately”, and the parts of speech differ too (verb vs adverb), which is usually the fastest check. Our composite confusion score for this pair is 7871, derived from the frequency rank of both members and their visual similarity.

separate is recorded at frequency rank #1,577, classified as averb, pronounced /ˈsɛp.(ə.)ɹət/. separately is at rank #6,294, tagged as anadv, pronounced /ˈsɛp.(ə.)ɹət.li/.

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 7871, this pair ranks #505,196 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of separate vs separately

Shared letters: aeprst. Private to "separate": -. Private to "separately": ly.

"separate" · 8 letters · shape CVCVCVCV  ·  "separately" · 10 letters · shape CVCVCVCVCV

Known mistypes of this pair

  • separateesparate · seaprate · sepaarte · separaet · separatte · separrate · separtae · sepparate
  • separatelyesparately · seaprately · sepaartely · separaetly · separatelly · separatelyy · separateyl · separatley

Frequently Asked Questions

Is swapping "separate" for "separately" ever safe?
No - they are not even the same part of speech. "separate" is a verb and "separately" an adverb, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "separate" or "separately" show up more?
"separate" is the more common of the two: it sits at frequency rank #1,577 in our English list, against #6,294 for "separately". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "separate" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "separately" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #505,196 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "separate" and "separately" also get mixed up with nearby pairs, the highest-scored neighbour is "separate vs seperate". 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 #505,196 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