lagvslavWhat's the difference?

Quick tell: lag is a adjective, lav is a noun, so they fill different roles in a sentence.

Which to use

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

#11,733
“lag” frequency rank
#48,859
“lav” frequency rank
60592
confusion score

Side-by-Side Comparison

Feature lag lav
Definition Late. Clipping of lavatory.

Where the eye mixes lag and lav

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

3 ch
lag
3 ch
lav

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: lag is /læɡ/ while lav is /læv/. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - g in “lag” becomes v in “lav”, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 60592, derived from the frequency rank of both members and their visual similarity.

lag is recorded at frequency rank #11,733, classified as anadj, pronounced /læɡ/. lav is at rank #48,859, tagged as anoun, pronounced /læv/.

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 60592, this pair ranks #99,312 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of lag vs lav

Shared letters: al. Private to "lag": g. Private to "lav": v.

"lag" · 3 letters · shape CVC  ·  "lav" · 3 letters · shape CVC

Frequently Asked Questions

Can "lag" and "lav" be used interchangeably?
No - they are not even the same part of speech. "lag" is an adjective and "lav" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "lag" or "lav"?
"lag" is the more common of the two: it sits at frequency rank #11,733 in our English list, against #48,859 for "lav". 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