restvsrexWhat's the difference?

Which to use

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

#594
“rest” frequency rank
#8,478
“rex” frequency rank
9072
confusion score

Side-by-Side Comparison

Feature rest rex
Definition Relief from work or activity by sleeping; sleep. A king, particularly in ancient Rome.

Where the eye mixes rest and rex

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

4 ch
rest
3 ch
rex

Spelling & Dictionary Insight

A purely visual mix-up. rest (/ɹɛst/) and rex (/ˈɹɛks/) 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 9072, derived from the frequency rank of both members and their visual similarity.

rest is recorded at frequency rank #594, classified as anoun, pronounced /ɹɛst/. rex is at rank #8,478, tagged as anoun, pronounced /ˈɹɛks/.

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 9072, this pair ranks #499,236 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of rest vs rex

Shared letters: er. Private to "rest": st. Private to "rex": x.

"rest" · 4 letters · shape CVCC  ·  "rex" · 3 letters · shape CVC

Known mistypes of this pair

  • resterst · resst · restt · rets · rrest · rset

Frequently Asked Questions

Can "rest" and "rex" be used interchangeably?
No. They are said differently (/ɹɛst/ versus /ˈɹɛks/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "rest" or "rex"?
"rest" is the more common of the two: it sits at frequency rank #594 in our English list, against #8,478 for "rex". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list