Is BOXED a Wordle Word?

Yes. BOXED is a valid Wordle word.

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

Past-tense words ending in ED are almost never chosen as Wordle answers.

What does BOXED mean?

/bɒkst/

To place inside a box; to pack in one or more boxes.
Usually followed by in: to surround and enclose in a way that restricts movement; to corner, to hem in.
To mix two containers of paint of similar colour to ensure that the color is identical.

5 more verb definitions

To make an incision or hole in (a tree) for the purpose of procuring the sap.
To enclose with boarding, lathing, etc., so as to conceal (for example, pipes) or to bring to a required form.
To furnish (for example, the axle of a wheel) with a box.
To enclose (images, text, etc.) in a box.
To place a value of a primitive type into a corresponding object.

Packed into a box or boxes.“The books are boxed, ready for shipping.”
In bridge and other card games if the cards in a pack are reversed face-up and face-down then the pack is said to be boxed.

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

Starter word rating: WeakIn the top 73% of all valid Wordle words for testing common letters.
Vowels: O, E
Unique letters: 5 of 5
Common letters: O, E
Rare letters: X

Hard-mode trap: 8 valid words fit the pattern BO_ED. 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.