infervsinfernoWhat's the difference?

Quick tell: infer is a verb, inferno is a noun, so they fill different roles in a sentence.

Which to use

“infer” is a verb and “inferno” is a noun - they look or sound alike but fill different roles in a sentence.

#23,568
“infer” frequency rank
#19,621
“inferno” frequency rank
43189
confusion score

Side-by-Side Comparison

Feature infer inferno
Definition To introduce (something) as a reasoned conclusion; to conclude by reasoning or deduction, as from premises or evidence. A place or situation resembling Hell.

Where the spellings diverge

Shared letters are muted; the letters that actually set infer and inferno apart are highlighted. They share 5 letters in sequence, which is exactly why the eye skips the difference.

5 ch
infer
7 ch
inferno

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: infer is /ɪnˈfɜː/ while inferno is /ɪnˈfɝnoʊ/. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 extra letter(s) - “infer” sits inside “inferno”, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 43189, derived from the frequency rank of both members and their visual similarity.

infer is recorded at frequency rank #23,568, classified as averb, pronounced /ɪnˈfɜː/. inferno is at rank #19,621, tagged as anoun, pronounced /ɪnˈfɝnoʊ/.

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 43189, this pair ranks #242,397 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of infer vs inferno

Shared letters: efinr. Private to "infer": -. Private to "inferno": o.

"infer" · 5 letters · shape VCCVC  ·  "inferno" · 7 letters · shape VCCVCCV

Known mistypes of this pair

  • inferinefr · inferr · inffer · infre · innfer · nifer
  • infernoifnerno · inefrno · infenro · infernno · inferon · inferrno · infferno · infreno

Frequency comparison

infer#23,568
inferno#19,621

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "infer" and "inferno" be used interchangeably?
No - they are not even the same part of speech. "infer" is a verb and "inferno" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "infer" or "inferno"?
"inferno" is the more common of the two: it sits at frequency rank #19,621 in our English list, against #23,568 for "infer". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering infer vs inferno

The fastest way to pick the right one every time.

  • Check the role first: if you need a verb, it's “infer”; for a noun, it's “inferno”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “infer” entry
  • Browse more pairs most likely to be confused. Most confusable

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list