Which to use
“based” is an adjective and “boasted” is a verb - they look or sound alike but fill different roles in a sentence.
- #285
- “based” frequency rank
- #21,733
- “boasted” frequency rank
- 22018
- confusion score
Side-by-Side Comparison
| Feature | based | boasted |
|---|---|---|
| Definition | Founded on; having a basis; often used in combining forms. | simple past and past participle of boast |
Where the eye mixes based and boasted
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.
Look-alike desk: based vs boasted
These two trip readers on the page rather than in the ear: based is /beɪst/ while boasted is /ˈboʊstɪd/. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (adjective vs verb), which is usually the fastest check. Our composite confusion score for this pair is 22018, derived from the frequency rank of both members and their visual similarity.
based is recorded at frequency rank #285, classified as anadj, pronounced /beɪst/. boasted is at rank #21,733, tagged as averb, pronounced /ˈboʊstɪd/.
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 22018, this pair ranks #419,669 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of based vs boasted
Shared letters: abdes. Private to "based": -. Private to "boasted": ot.
"based" · 5 letters · shape CVCVC · "boasted" · 7 letters · shape CVVCCVC
Known mistypes of this pair
Frequently Asked Questions
Can "based" and "boasted" be used interchangeably?
Which is more common, "based" or "boasted"?
Useful next steps
Eye-level mix-up between "based" and "boasted" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "based" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "boasted" - compare definitions side by side with the headword page. Word entry
- This pair ranks #419,669 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "based" and "boasted" also get mixed up with nearby pairs, the highest-scored neighbour is "bested vs boasted". 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 #419,669 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.