Is MOLTS a Wordle Word?

Yes. MOLTS 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 MOLTS mean?

The process of shedding or losing a covering of fur, feathers or skin etc.“Some birds change colour during their winter moult.”
The skin or feathers cast off during the process of moulting.

To shed or lose a covering of hair or fur, feathers, skin, horns, etc, and replace it with a fresh one.
To shed in such a manner.

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

Starter word rating: AverageIn the top 40% of all valid Wordle words for testing common letters.
Vowels: O
Unique letters: 5 of 5
Common letters: O, L, T

Hard-mode trap: 9 valid words fit the pattern _OLTS. 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.