Which to use
“inferred” is a verb and “infrared” is a noun - they look or sound alike but fill different roles in a sentence.
- #24,794
- “inferred” frequency rank
- #11,049
- “infrared” frequency rank
- 35843
- confusion score
Side-by-Side Comparison
| Feature | inferred | infrared |
|---|---|---|
| Definition | simple past and past participle of infer | The electromagnetic radiation of a wavelength longer than visible light, but shorter than microwave radiation, having a wavelength between 700 nm and 1 mm. |
Where the spellings diverge
Shared letters are muted; the letters that actually set inferred and infrared apart are highlighted. They share 7 letters in sequence, which is exactly why the eye skips the difference.
Spelling & Dictionary Insight
These two trip readers on the page rather than in the ear: inferred is /ɪnˈfɜːd/ while infrared is /ˌɪnfɹəˈɹɛd/. 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 (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 35843, derived from the frequency rank of both members and their visual similarity.
inferred is recorded at frequency rank #24,794, classified as averb, pronounced /ɪnˈfɜːd/. infrared is at rank #11,049, tagged as anoun, pronounced /ˌɪnfɹəˈɹɛd/.
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 35843, this pair ranks #308,446 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of inferred vs infrared
Shared letters: definr. Private to "inferred": -. Private to "infrared": a.
"inferred" · 8 letters · shape VCCVCCVC · "infrared" · 8 letters · shape VCCCVCVC
Known mistypes of this pair
Frequency comparison
Frequently Asked Questions
Can "inferred" and "infrared" be used interchangeably?
Which is more common, "inferred" or "infrared"?
Remembering inferred vs infrared
The fastest way to pick the right one every time.
- Check the role first: if you need a verb, it's “inferred”; for a noun, it's “infrared”.
- See each word in full, definition, IPA, etymology and its other confusables. Full “inferred” entry
- Browse more pairs most likely to be confused. Most confusable