Is BUNTS a Wordle Word?

Yes. BUNTS 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 BUNTS mean?

The middle part, cavity, or belly of a sail; the part of a furled sail which is at the center of the yard.“The bunt of the sail was green.”
A push or shove; a butt.
A ball that has been intentionally hit softly so as to be difficult to field, sometimes with a hands-spread batting stance or with a close-hand, choked-up hand position. No swinging action is involved.“The bunt was fielded cleanly.”

3 more noun definitions

The act of bunting.“The manager will likely call for a bunt here.”
The second half of an outside loop, from level flight to inverted flight.
A fungus (Ustilago foetida) affecting the ear of cereals, filling the grains with a foetid dust; pepperbrand.

To push with the horns; to butt.
To spring or rear up.
To intentionally hit softly with a hands-spread batting stance.“Jones bunted the ball.”

4 more verb definitions

To intentionally hit a ball softly with a hands-spread batting stance.“Jones bunted.”
To perform (the second half of) an outside loop.“We had heard that there was an elite group of three or four pilots in Jodhpur called the "Bunt Club", who had successfully bunted their aircraft - that is, carried out the second half of an outside loop. In the Bunt, you pushed the nose down, past the vertical and still further, until you were in horizontal inverted flight, and came out on the other side and rolled it out.”
To swell out.“The sail bunts.”
(of a cat) To headbutt affectionately.

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

Starter word rating: WeakIn the top 63% of all valid Wordle words for testing common letters.
Vowels: U
Unique letters: 5 of 5
Common letters: T

Hard-mode trap: 11 valid words fit the pattern _UNTS. 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.