Is TESTS a Wordle Word?

Yes. TESTS 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 TESTS mean?

/tests/

A challenge, trial.
A cupel or cupelling hearth in which precious metals are melted for trial and refinement.
(academia) An examination, given often during the academic term.

5 more noun definitions

A session in which a product or piece of equipment is examined under everyday or extreme conditions to evaluate its durability, etc.
(normally “Test”) A Test match.
The external calciferous shell, or endoskeleton, of an echinoderm, e.g. sand dollars and sea urchins.
Testa; seed coat.
Judgment; distinction; discrimination.

To challenge.“Climbing the mountain tested our stamina.”
To refine (gold, silver, etc.) in a test or cupel; to subject to cupellation.
To put to the proof; to prove the truth, genuineness, or quality of by experiment, or by some principle or standard; to try.“to test the soundness of a principle; to test the validity of an argument”

4 more verb definitions

(academics) To administer or assign an examination, often given during the academic term, to (somebody).
To place a product or piece of equipment under everyday and/or extreme conditions and examine it for its durability, etc.
To be shown to be by test.“He tested positive for cancer.”
To examine or try, as by the use of some reagent.“to test a solution by litmus paper”

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

Starter word rating: WeakIn the top 77% of all valid Wordle words for testing common letters.
Vowels: E
Unique letters: 3 of 5Repeats T, S
Common letters: T, E

Hard-mode trap: 15 valid words fit the pattern _ESTS. 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.

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