kindlevskindlyWhat's the difference?

Quick tell: kindle is a verb, kindly is an adjective, so they fill different roles in a sentence.

Which to use

“kindle” is a verb and “kindly” is an adjective - they look or sound alike but fill different roles in a sentence.

#9,490
“kindle” frequency rank
#7,150
“kindly” frequency rank
16640
confusion score

Side-by-Side Comparison

Feature kindle kindly
Definition To start (a fire) or light (a torch, a match, coals, etc.). Having a kind personality; kind, warmhearted, sympathetic.

Where the spellings diverge

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

6 ch
kindle
6 ch
kindly

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: kindle is /ˈkɪn.dəl/ while kindly is /ˈkaɪn(d)li/. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - e in “kindle” becomes y in “kindly”, and the parts of speech differ too (verb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 16640, derived from the frequency rank of both members and their visual similarity.

kindle is recorded at frequency rank #9,490, classified as averb, pronounced /ˈkɪn.dəl/. kindly is at rank #7,150, tagged as anadj, pronounced /ˈkaɪn(d)li/.

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 16640, this pair ranks #456,493 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of kindle vs kindly

Shared letters: dikln. Private to "kindle": e. Private to "kindly": y.

"kindle" · 6 letters · shape CVCCCV  ·  "kindly" · 6 letters · shape CVCCCV

Known mistypes of this pair

  • kindleikndle · kidnle · kinddle · kindel · kindlle · kinlde · kinndle · kkindle
  • kindlyikndly · kidnly · kinddly · kindlly · kindlyy · kindyl · kinldy · kinndly

Frequency comparison

kindle#9,490
kindly#7,150

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "kindle" and "kindly" be used interchangeably?
No - they are not even the same part of speech. "kindle" is a verb and "kindly" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "kindle" or "kindly"?
"kindly" is the more common of the two: it sits at frequency rank #7,150 in our English list, against #9,490 for "kindle". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering kindle vs kindly

The fastest way to pick the right one every time.

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