passivevspassivelyWhich spelling fits?

Quick tell: passive is a adjective, passively is an adverb, so they fill different roles in a sentence.

Which to use

“passive” is an adjective and “passively” is an adverb - they look or sound alike but fill different roles in a sentence.

#6,818
“passive” frequency rank
#28,663
“passively” frequency rank
35481
confusion score

Side-by-Side Comparison

Feature passive passively
Definition Being subjected to an action without producing a reaction. In a passive manner; without conscious or self-directed action.

Where the eye mixes passive and passively

Muted = shared; highlighted = the visual trap. They share 7 letters in sequence.

7 ch
passive
9 ch
passively

Why the eye confuses passive with passively

These two trip readers on the page rather than in the ear: passive is /ˈpæs.ɪv/ while passively is /ˈpæs.ɪv.li/. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 extra letter(s) - “passive” sits inside “passively”, and the parts of speech differ too (adjective vs adverb), which is usually the fastest check. Our composite confusion score for this pair is 35481, derived from the frequency rank of both members and their visual similarity.

passive is recorded at frequency rank #6,818, classified as anadj, pronounced /ˈpæs.ɪv/. passively is at rank #28,663, tagged as anadv, pronounced /ˈpæs.ɪv.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 35481, this pair ranks #311,555 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of passive vs passively

Shared letters: aeipsv. Private to "passive": -. Private to "passively": ly.

"passive" · 7 letters · shape CVCCVCV  ·  "passively" · 9 letters · shape CVCCVCVCV

Known mistypes of this pair

  • passiveapssive · pasisve · pasive · passiev · passivve · passvie · ppassive · psasive
  • passivelyapssively · pasisvely · pasively · passievly · passivelly · passivelyy · passiveyl · passivley

Frequently Asked Questions

Do "passive" and "passively" mean the same thing in a sentence?
No - they are not even the same part of speech. "passive" is an adjective and "passively" an adverb, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "passive" or "passively" show up more?
"passive" is the more common of the two: it sits at frequency rank #6,818 in our English list, against #28,663 for "passively". 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 "passive" and "passively" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "passive" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "passively" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #311,555 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "passive" and "passively" also get mixed up with nearby pairs, the highest-scored neighbour is "passively vs passivity". 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 #311,555 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