loonvsloopTell them apart

Which to use

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

#29,351
“loon” frequency rank
#4,393
“loop” frequency rank
33744
confusion score

Side-by-Side Comparison

Feature loon loop
Definition A crazy or deranged person; a lunatic. A length of thread, line or rope that is doubled over to make an opening.

Where the eye mixes loon and loop

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

4 ch
loon
4 ch
loop

Visual trap between loon and loop

A purely visual mix-up. loon (/ˈluːn/) and loop (/luːp/) 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 a single letter - n in “loon” becomes p in “loop”. Our composite confusion score for this pair is 33744, derived from the frequency rank of both members and their visual similarity.

loon is recorded at frequency rank #29,351, classified as anoun, pronounced /ˈluːn/. loop is at rank #4,393, tagged as anoun, pronounced /luːp/.

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 33744, this pair ranks #326,771 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of loon vs loop

Shared letters: lo. Private to "loon": n. Private to "loop": p.

"loon" · 4 letters · shape CVVC  ·  "loop" · 4 letters · shape CVVC

Known mistypes of this pair

  • loonlloon · lono · loonn · olon
  • looplloop · loopp · lopo · olop

Frequently Asked Questions

Do "loon" and "loop" mean the same thing in a sentence?
No. They are said differently (/ˈluːn/ versus /luːp/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "loon" vs "loop" - which ranks higher?
"loop" is the more common of the two: it sits at frequency rank #4,393 in our English list, against #29,351 for "loon". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "loon" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "loop" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #326,771 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "loon" and "loop" also get mixed up with nearby pairs, the highest-scored neighbour is "loon vs lope". 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 #326,771 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