tarnvsthornWhat's the difference?

Which to use

“tarn” and “thorn” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#47,370
“tarn” frequency rank
#15,531
“thorn” frequency rank
62901
confusion score

Side-by-Side Comparison

Feature tarn thorn
Definition A small mountain lake, especially in Northern England. A modified branch that is hard and sharp like a spike.

Where the eye mixes tarn and thorn

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

4 ch
tarn
5 ch
thorn

Spelling & Dictionary Insight

A purely visual mix-up. tarn (/tɑːn/) and thorn (/θɔːn/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 62901, derived from the frequency rank of both members and their visual similarity.

tarn is recorded at frequency rank #47,370, classified as anoun, pronounced /tɑːn/. thorn is at rank #15,531, tagged as anoun, pronounced /θɔːn/.

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 62901, this pair ranks #85,951 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of tarn vs thorn

Shared letters: nrt. Private to "tarn": a. Private to "thorn": ho.

"tarn" · 4 letters · shape CVCC  ·  "thorn" · 5 letters · shape CCVCC

Known mistypes of this pair

  • tarnatrn · tanr · tarnn · tarrn · ttarn
  • thornhtorn · thhorn · thonr · thornn · thorrn · thron · tohrn · tthorn

Frequently Asked Questions

Can "tarn" and "thorn" be used interchangeably?
No. They are said differently (/tɑːn/ versus /θɔːn/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "tarn" or "thorn"?
"thorn" is the more common of the two: it sits at frequency rank #15,531 in our English list, against #47,370 for "tarn". 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