Which to use
“customarily” is an adverb and “customary” is an adjective - they look or sound alike but fill different roles in a sentence.
- #46,408
- “customarily” frequency rank
- #14,306
- “customary” frequency rank
- 60714
- confusion score
Side-by-Side Comparison
| Feature | customarily | customary |
|---|---|---|
| Definition | In the customary manner; as is custom | In accordance with, or established by, custom or common usage. |
Where the spellings diverge
Shared letters are muted; the letters that actually set customarily and customary apart are highlighted. They share 9 letters in sequence, which is exactly why the eye skips the difference.
Spelling & Dictionary Insight
customarily and customary form a confusable pair in the English index, two distinct headwords that are easily confused because they look alike, sound alike, or both. They differ by 2 letter(s) in length - close enough that the eye skips over the difference, far enough that meaning fully diverges. Our composite confusion score for this pair is 60714, derived from the frequency rank of both members and their visual similarity.
customarily is recorded at frequency rank #46,408, classified as anadv. customary is at rank #14,306, tagged as anadj, pronounced /ˈkʌs.tə.m(ə.)ɹi/.
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 60714, this pair ranks #98,499 of 530,003 scored English confusable pairs - among the most confusable pairs.
Frequency comparison
Frequently Asked Questions
Can "customarily" and "customary" be used interchangeably?
Remembering customarily vs customary
The fastest way to pick the right one every time.
- Check the role first: if you need an adverb, it's “customarily”; for an adjective, it's “customary”.
- See each word in full, definition, IPA, etymology and its other confusables. Full “customarily” entry
- Browse more pairs most likely to be confused. Most confusable