Which to use
“affair” and “affix” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #4,284
- “affair” frequency rank
- #45,191
- “affix” frequency rank
- 49475
- confusion score
Side-by-Side Comparison
| Feature | affair | affix |
|---|---|---|
| Definition | Something which is done or is to be done; business of any kind, commercial, professional, or public. | A bound morpheme added to a word’s stem, such as a prefix or suffix. |
Where the eye mixes affair and affix
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. affair runs 6 letters (VCCVVC) against affix's 5 (VCCVC) - the length gap alone is often enough to separate them once you know to check it.
Visual trap between affair and affix
A purely visual mix-up. affair (/əˈfɛə/) and affix (/ˈæf.ɪks/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 49475, derived from the frequency rank of both members and their visual similarity.
affair is recorded at frequency rank #4,284, classified as anoun, pronounced /əˈfɛə/. affix is at rank #45,191, tagged as anoun, pronounced /ˈæf.ɪks/.
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 49475, this pair ranks #183,229 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of affair vs affix
Shared letters: afi. Private to "affair": r. Private to "affix": x.
"affair" · 6 letters · shape VCCVVC · "affix" · 5 letters · shape VCCVC
Known mistypes of this pair
Frequently Asked Questions
Do "affair" and "affix" mean the same thing in a sentence?
In ordinary English text, does "affair" or "affix" show up more?
Useful next steps
Eye-level mix-up between "affair" and "affix" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "affair" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "affix" - compare definitions side by side with the headword page. Word entry
- This pair ranks #183,229 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "affair" and "affix" also get mixed up with nearby pairs, the highest-scored neighbour is "aff vs affix". 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 #183,229 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.