corevscowerWhat's the difference?

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

Which to use

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

#1,892
“core” frequency rank
#49,846
“cower” frequency rank
51738
confusion score

Side-by-Side Comparison

Feature core cower
Definition In general usage, an essential part of a thing surrounded by other essential things. To crouch or cringe, or to avoid or shy away from something, in fear.

Where the eye mixes core and cower

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

4 ch
core
5 ch
cower

Visual trap between core and cower

These two trip readers on the page rather than in the ear: core is /kɔː/ while cower is /ˈkaʊɚ/. 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 verb), which is usually the fastest check. Our composite confusion score for this pair is 51738, derived from the frequency rank of both members and their visual similarity.

core is recorded at frequency rank #1,892, classified as anoun, pronounced /kɔː/. cower is at rank #49,846, tagged as averb, pronounced /ˈkaʊɚ/.

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 51738, this pair ranks #162,952 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of core vs cower

Shared letters: ceor. Private to "core": -. Private to "cower": w.

"core" · 4 letters · shape CVCV  ·  "cower" · 5 letters · shape CVCVC

Known mistypes of this pair

  • coreccore · coer · corre · croe · ocre
  • cowerccower · coewr · cowerr · cowre · cowwer · cwoer · ocwer

Frequently Asked Questions

Can "core" and "cower" be used interchangeably?
No - they are not even the same part of speech. "core" is a noun and "cower" a verb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "core" vs "cower" - which ranks higher?
"core" is the more common of the two: it sits at frequency rank #1,892 in our English list, against #49,846 for "cower". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

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

  • Full dictionary entry for "core" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "cower" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #162,952 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "core" and "cower" also get mixed up with nearby pairs, the highest-scored neighbour is "cower vs Cowper". 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 #162,952 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