res vs rez, What's the Difference?

Which to use

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

#9,811
“res” frequency rank: #45,052
“rez” frequency rank: 54863
confusion score

Side-by-Side Comparison

Feature	res	rez
Definition	plural of re	Clipping of reservation or reserve (semiautonomous Indigenous territory).

Where the eye mixes res and rez

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

3 ch

res

3 ch

rez

Spelling & Dictionary Insight

A purely visual mix-up. res (/ɹeɪz/) and rez (/ɹɛz/) 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 - s in “res” becomes z in “rez”. Our composite confusion score for this pair is 54863, derived from the frequency rank of both members and their visual similarity.

res is recorded at frequency rank #9,811, classified as anoun, pronounced /ɹeɪz/. rez is at rank #45,052, tagged as anoun, pronounced /ɹɛz/.

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 54863, this pair ranks #137,904 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of res vs rez

Shared letters: er. Private to "res": s. Private to "rez": z.

"res" · 3 letters · shape CVC · "rez" · 3 letters · shape CVC

Frequently Asked Questions

Can "res" and "rez" be used interchangeably?

No. They are said differently (/ɹeɪz/ versus /ɹɛz/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.

Which is more common, "res" or "rez"?

"res" is the more common of the two: it sits at frequency rank #9,811 in our English list, against #45,052 for "rez". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

You've compared "res" and "rez". Here's where to go from here.

Full dictionary entry for "res" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "rez" - compare definitions side by side with the headword page. Word entry
This pair ranks #137,904 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
"res" and "rez" also get mixed up with nearby pairs, the highest-scored neighbour is "rez vs Rua". Nearby pair

PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.