keepvsketoWhat's the difference?

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

Which to use

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

#206
“keep” frequency rank
#28,275
“keto” frequency rank
28481
confusion score

Side-by-Side Comparison

Feature keep keto
Definition To continue in (a course or mode of action); to not intermit or fall from; to uphold or maintain. The carbonyl group of a ketone.

Where the eye mixes keep and keto

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

4 ch
keep
4 ch
keto

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: keep is /kiːp/ while keto is /ˈkitoʊ/. 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 28481, derived from the frequency rank of both members and their visual similarity.

keep is recorded at frequency rank #206, classified as averb, pronounced /kiːp/. keto is at rank #28,275, tagged as anoun, pronounced /ˈkitoʊ/.

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 28481, this pair ranks #370,732 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of keep vs keto

Shared letters: ek. Private to "keep": p. Private to "keto": ot.

"keep" · 4 letters · shape CVVC  ·  "keto" · 4 letters · shape CVCV

Known mistypes of this pair

  • keepekep · keepp · kep · kepe · kkeep
  • ketoekto · keot · ketto · kketo · kteo

Frequently Asked Questions

Can "keep" and "keto" be used interchangeably?
No - they are not even the same part of speech. "keep" is a verb and "keto" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "keep" or "keto"?
"keep" is the more common of the two: it sits at frequency rank #206 in our English list, against #28,275 for "keto". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

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

Source: FrequencyWords open word-frequency list