Is CLAYS a Wordle Word?

Yes. CLAYS is a valid Wordle word.

It is not on the Wordle answer list, so it is unlikely to be a daily answer.

Plurals ending in S are almost never chosen as Wordle answers.

What does CLAYS mean?

/kleɪz/

A mineral substance made up of small crystals of silica and alumina, that is ductile when moist; the material of pre-fired ceramics.
An earth material with ductile qualities.
A tennis court surface made of crushed stone, brick, shale, or other unbound mineral aggregate.“The French Open is played on clay.”

5 more noun definitions

The material of the human body.
A particle less than 3.9 microns in diameter, following the Wentworth scale.
A clay pipe for smoking tobacco.
A clay pigeon.“We went shooting clays at the weekend.”
Land or territory of a country or other political region, especially when subject to territorial claims“Danzig is rightfully German clay.”

To add clay to, to spread clay onto.
(of sugar) To purify using clay.“1809, Jonathan Williams, On the Process of Claying Sugar, in Transactions of the American Philosophical Society, Volume 6.”

Definition from Wiktionary, available under the CC BY-SA license.

Starter word rating: AverageIn the top 30% of all valid Wordle words for testing common letters.
Vowels: A
Unique letters: 5 of 5
Common letters: L, A

Hard-mode trap: 10 valid words fit the pattern CLA_S. If you reach it, you may need several guesses to find the last letter.

Letter ratings use how often each letter appears in Wordle answers.

Tap its tiles to the colours Wordle showed, and the Wordle Solver lists every word that still fits, with the best next guess.