longvslookWhat's the difference?

Quick tell: long is a adjective, look is a verb, so they fill different roles in a sentence.

Which to use

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

#150
“long” frequency rank
#151
“look” frequency rank
301
confusion score

Side-by-Side Comparison

Feature long look
Definition Having much distance in space from one end to the other. To try to see, to pay attention to with one’s eyes.

Where the eye mixes long and look

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
long
4 ch
look

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: long is /lɒŋ/ while look is /lʊk/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (adjective vs verb), which is usually the fastest check. Our composite confusion score for this pair is 301, derived from the frequency rank of both members and their visual similarity.

long is recorded at frequency rank #150, classified as anadj, pronounced /lɒŋ/. look is at rank #151, tagged as averb, pronounced /lʊk/.

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 301, this pair ranks #529,618 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of long vs look

Shared letters: lo. Private to "long": gn. Private to "look": k.

"long" · 4 letters · shape CVCC  ·  "look" · 4 letters · shape CVVC

Known mistypes of this pair

  • longllong · lnog · logn · longg · lonng · olng
  • lookllook · lok · loko · lookk · olok

Frequently Asked Questions

Can "long" and "look" be used interchangeably?
No - they are not even the same part of speech. "long" is an adjective and "look" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "long" or "look"?
"long" is the more common of the two: it sits at frequency rank #150 in our English list, against #151 for "look". 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