Which to use
“tacit” is an adjective and “tacitly” is an adverb - they look or sound alike but fill different roles in a sentence.
- #31,370
- “tacit” frequency rank
- #42,441
- “tacitly” frequency rank
- 73811
- confusion score
Side-by-Side Comparison
| Feature | tacit | tacitly |
|---|---|---|
| Definition | Implied, but not made explicit, especially through silence. | In a tacit manner; done in silence or implied. |
Letter map: tacit vs tacitly
Shared letters muted; letters that set tacit and tacitly apart highlighted. Shared run: 5. tacit runs 5 letters (CVCVC) against tacitly's 7 (CVCVCCV) - the length gap alone is often enough to separate them once you know to check it.
Grammar separator: tacit vs tacitly
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: tacit is anadjective and tacitlyanadverb. On the page they differ by 2 extra letter(s) - “tacit” sits inside “tacitly”. Our composite confusion score for this pair is 73811, derived from the frequency rank of both members and their visual similarity.
tacit is recorded at frequency rank #31,370, classified as anadj, pronounced /ˈtæsɪt/. tacitly is at rank #42,441, 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 73811, this pair ranks #38,350 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of tacit vs tacitly
Shared letters: acit. Private to "tacit": -. Private to "tacitly": ly.
"tacit" · 5 letters · shape CVCVC · "tacitly" · 7 letters · shape CVCVCCV
Known mistypes of this pair
Frequently Asked Questions
Do "tacit" and "tacitly" mean the same thing in a sentence?
In ordinary English text, does "tacit" or "tacitly" show up more?
After this comparison
You've compared "tacit" and "tacitly". Here's where to go from here.
- Full dictionary entry for "tacit" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "tacitly" - compare definitions side by side with the headword page. Word entry
- This pair ranks #38,350 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "tacit" and "tacitly" also get mixed up with nearby pairs, the highest-scored neighbour is "tacitly vs Tacitus". 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 #38,350 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.