knollvskoolWhat's the difference?

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

Which to use

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

#32,887
“knoll” frequency rank
#20,684
“kool” frequency rank
53571
confusion score

Side-by-Side Comparison

Feature knoll kool
Definition A small mound or rounded hill. To look; to pay attention to with one’s eyes.

Where the spellings diverge

Shared letters are muted; the letters that actually set knoll and kool apart are highlighted. They share 3 letters in sequence, which is exactly why the eye skips the difference.

5 ch
knoll
4 ch
kool

Spelling & Dictionary Insight

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: knoll is anoun and koolaverb. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 53571, derived from the frequency rank of both members and their visual similarity.

knoll is recorded at frequency rank #32,887, classified as anoun, pronounced /nəʊl/. kool is at rank #20,684, tagged as averb.

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 53571, this pair ranks #147,905 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of knoll vs kool

Shared letters: klo. Private to "knoll": n. Private to "kool": -.

"knoll" · 5 letters · shape CCVCC  ·  "kool" · 4 letters · shape CVVC

Known mistypes of this pair

  • knollkknoll · knlol · knnoll · knol · konll · nkoll
  • koolkkool · kol · kolo · kooll · okol

Frequency comparison

knoll#32,887
kool#20,684

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "knoll" and "kool" be used interchangeably?
No - they are not even the same part of speech. "knoll" is a noun and "kool" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "knoll" or "kool"?
"kool" is the more common of the two: it sits at frequency rank #20,684 in our English list, against #32,887 for "knoll". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering knoll vs kool

The fastest way to pick the right one every time.

  • Check the role first: if you need a noun, it's “knoll”; for a verb, it's “kool”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “knoll” 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