Is PEQUI a Wordle Word?

Yes. PEQUI is a valid Wordle word.

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

What does PEQUI mean?

Any of various trees of the genus Caryocar, a souari.“C. Brasiliénse[…] Native of Brazil in the provinces of St. Paul and Minas Geraes, where it is called by inhabitants Pequi. A small tree with a twisted stem.”
The fruit of such trees, pequi nut.

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

Starter word rating: WeakIn the top 65% of all valid Wordle words for testing common letters.
Vowels: E, U, I
Unique letters: 5 of 5
Common letters: E, I
Rare letters: Q

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.