builtvsbusilyConfusable pair

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

Which to use

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

#895
“built” frequency rank
#48,642
“busily” frequency rank
49537
confusion score

Side-by-Side Comparison

Feature built busily
Definition well-built, muscular or toned. In a busy manner; actively.

Letter map: built vs busily

Shared letters muted; letters that set built and busily apart highlighted. Shared run: 4. built runs 5 letters (CVVCC) against busily's 6 (CVCVCV) - the length gap alone is often enough to separate them once you know to check it.

5 ch
built
6 ch
busily

Part-of-speech tell for built / busily

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: built is anadjective and busilyanadverb. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 49537, derived from the frequency rank of both members and their visual similarity.

built is recorded at frequency rank #895, classified as anadj, pronounced /ˈbɪlt/. busily is at rank #48,642, 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 49537, this pair ranks #182,655 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of built vs busily

Shared letters: bilu. Private to "built": t. Private to "busily": sy.

"built" · 5 letters · shape CVVCC  ·  "busily" · 6 letters · shape CVCVCV

Known mistypes of this pair

  • built ← bbuilt · biult · buillt · builtt · buitl · bulit · ubilt
  • busily ← bbusily · bsuily · buisly · busilly · busilyy · busiyl · busliy · bussily

Frequently Asked Questions

Is swapping "built" for "busily" ever safe?
No - they are not even the same part of speech. "built" is an adjective and "busily" an adverb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "built" or "busily"?
"built" is the more common of the two: it sits at frequency rank #895 in our English list, against #48,642 for "busily". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

You've compared "built" and "busily". Here's where to go from here.

  • Full dictionary entry for "built" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "busily" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #182,655 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "built" and "busily" also get mixed up with nearby pairs, the highest-scored neighbour is "busby vs busily". 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 #182,655 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