contentiousvsconventionsWhich spelling fits?

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

Which to use

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

#19,298
“contentious” frequency rank
#9,865
“conventions” frequency rank
29163
confusion score

Side-by-Side Comparison

Feature contentious conventions
Definition Marked by heated arguments or controversy. plural of convention

Where the eye mixes contentious and conventions

Muted = shared; highlighted = the visual trap. They share 9 letters in sequence.

11 ch
contentious
11 ch
conventions

Why the eye confuses contentious with conventions

These two trip readers on the page rather than in the ear: contentious is /kənˈtɛn.ʃəs/ while conventions is /kənˈvɛn.ʃənz/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 29163, derived from the frequency rank of both members and their visual similarity.

contentious is recorded at frequency rank #19,298, classified as anadj, pronounced /kənˈtɛn.ʃəs/. conventions is at rank #9,865, tagged as anoun, pronounced /kənˈvɛn.ʃənz/.

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 29163, this pair ranks #365,299 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of contentious vs conventions

Shared letters: ceinost. Private to "contentious": u. Private to "conventions": v.

"contentious" · 11 letters · shape CVCCVCCVVVC  ·  "conventions" · 11 letters · shape CVCCVCCVVCC

Known mistypes of this pair

  • contentiousccontentious · cnotentious · conetntious · conntentious · contenitous · contenntious · contentiosu · contentiouss
  • conventionscconventions · cnoventions · conevntions · connventions · convenitons · convenntions · conventinos · conventionns

Frequently Asked Questions

Can "contentious" and "conventions" be used interchangeably?
No - they are not even the same part of speech. "contentious" is an adjective and "conventions" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "contentious" or "conventions" show up more?
"conventions" is the more common of the two: it sits at frequency rank #9,865 in our English list, against #19,298 for "contentious". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "contentious" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "conventions" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #365,299 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "contentious" and "conventions" also get mixed up with nearby pairs, the highest-scored neighbour is "convection vs conventions". 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 #365,299 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