busiervsbussesWhich spelling fits?

Quick tell: busier is a adjective, busses is a noun, so they fill different roles in a sentence.

Which to use

“busier” is an adjective and “busses” is a noun - they look or sound alike but fill different roles in a sentence.

#31,467
“busier” frequency rank
#37,358
“busses” frequency rank
68825
confusion score

Side-by-Side Comparison

Feature busier busses
Definition comparative form of busy: more busy plural of bus

Letter map: busier vs busses

Shared letters muted; letters that set busier and busses apart highlighted. Shared run: 4. busier (CVCVVC) and busses (CVCCVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

6 ch
busier
6 ch
busses

Grammar separator: busier vs busses

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: busier is anadjective and bussesanoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 68825, derived from the frequency rank of both members and their visual similarity.

busier is recorded at frequency rank #31,467, classified as anadj, pronounced /ˈbɪziə/. busses is at rank #37,358, tagged as anoun.

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 68825, this pair ranks #57,161 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of busier vs busses

Shared letters: besu. Private to "busier": ir. Private to "busses": -.

"busier" · 6 letters · shape CVCVVC  ·  "busses" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • busier ← bbusier · bsuier · buiser · buseir · busierr · busire · bussier · ubsier
  • busses ← bbusses · bsuses · buses · busess · bussess · bussse · ubsses

Frequently Asked Questions

Is swapping "busier" for "busses" ever safe?
No - they are not even the same part of speech. "busier" is an adjective and "busses" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "busier" or "busses" show up more?
"busier" is the more common of the two: it sits at frequency rank #31,467 in our English list, against #37,358 for "busses". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pair "busier" vs "busses" is on the table, pick a follow-up below.

  • Full dictionary entry for "busier" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "busses" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #57,161 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "busier" and "busses" also get mixed up with nearby pairs, the highest-scored neighbour is "blesses vs busses". 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 #57,161 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