earlvsermWhat's the difference?

Quick tell: earl is a noun, erm is an intj, so they fill different roles in a sentence.

Which to use

“earl” is a noun and “erm” is an intj - they look or sound alike but fill different roles in a sentence.

#5,322
“earl” frequency rank
#21,789
“erm” frequency rank
27111
confusion score

Side-by-Side Comparison

Feature earl erm
Definition A British or Irish nobleman next in rank above a viscount and below a marquess; equivalent to a European count. A female using the style is termed a countess. Used in hesitant speech, or to express uncertainty.

Where the eye mixes earl and erm

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
earl
3 ch
erm

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: earl is /ɜːl/ while erm is /ɜːm/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs intj), which is usually the fastest check. Our composite confusion score for this pair is 27111, derived from the frequency rank of both members and their visual similarity.

earl is recorded at frequency rank #5,322, classified as anoun, pronounced /ɜːl/. erm is at rank #21,789, tagged as anintj, pronounced /ɜːm/.

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 27111, this pair ranks #381,521 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of earl vs erm

Shared letters: er. Private to "earl": al. Private to "erm": m.

"earl" · 4 letters · shape VVCC  ·  "erm" · 3 letters · shape VCC

Known mistypes of this pair

  • earlaerl · ealr · earll · earrl

Frequently Asked Questions

Can "earl" and "erm" be used interchangeably?
No - they are not even the same part of speech. "earl" is a noun and "erm" an intj, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "earl" or "erm"?
"earl" is the more common of the two: it sits at frequency rank #5,322 in our English list, against #21,789 for "erm". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

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

Source: FrequencyWords open word-frequency list