loonvslooneyWhat's the difference?

Quick tell: loon is a noun, looney is an adjective, so they fill different roles in a sentence.

Which to use

“loon” is a noun and “looney” is an adjective - they look or sound alike but fill different roles in a sentence.

#29,351
“loon” frequency rank
#28,981
“looney” frequency rank
58332
confusion score

Side-by-Side Comparison

Feature loon looney
Definition A crazy or deranged person; a lunatic. Alternative spelling of loony.

Where the spellings diverge

Shared letters are muted; the letters that actually set loon and looney apart are highlighted. They share 4 letters in sequence, which is exactly why the eye skips the difference.

4 ch
loon
6 ch
looney

Spelling & Dictionary Insight

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: loon is anoun and looneyanadjective. On the page they differ by 2 extra letter(s) - “loon” sits inside “looney”. Our composite confusion score for this pair is 58332, 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/. looney is at rank #28,981, tagged as anadj.

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 58332, this pair ranks #113,279 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of loon vs looney

Shared letters: lno. Private to "loon": -. Private to "looney": ey.

"loon" · 4 letters · shape CVVC  ·  "looney" · 6 letters · shape CVVCVV

Known mistypes of this pair

  • loonlloon · lono · loonn · olon
  • looneyllooney · loney · lonoey · looeny · looneyy · loonney · loonye · oloney

Frequency comparison

loon#29,351
looney#28,981

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "loon" and "looney" be used interchangeably?
No - they are not even the same part of speech. "loon" is a noun and "looney" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "loon" or "looney"?
"looney" is the more common of the two: it sits at frequency rank #28,981 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.

Remembering loon vs looney

The fastest way to pick the right one every time.

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