Is FIXED a Wordle Word?

Yes. FIXED 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 FIXED mean?

/fɪkst/

To pierce; now generally replaced by transfix.
To attach; to affix; to hold in place or at a particular time.“A dab of chewing gum will fix your note to the bulletin board.”
To mend, to repair.“That heater will start a fire if you don't fix it.”

9 more verb definitions

To prepare (food or drink).“She fixed dinner for the kids.”
To make (a contest, vote, or gamble) unfair; to privilege one contestant or a particular group of contestants, usually before the contest begins; to arrange immunity for defendants by tampering with the justice system via bribery or extortion“A majority of voters believed the election was fixed in favor of the incumbent.”
To surgically render an animal, especially a pet, infertile.“Rover stopped digging under the fence after we had the vet fix him.”
(sematics) To map a (point or subset) to itself.
To take revenge on, to best; to serve justice on an assumed miscreant.“He got caught breaking into lockers, so a couple of guys fixed him after work.”
To render (a photographic impression) permanent by treating with such applications as will make it insensitive to the action of light.
To convert into a stable or available form.“Legumes are valued in crop rotation for their ability to fix nitrogen.”
To become fixed; to settle or remain permanently; to cease from wandering; to rest.
To become firm, so as to resist volatilization; to cease to flow or be fluid; to congeal; to become hard and malleable, as a metallic substance.

Not changing, not able to be changed, staying the same.“Every religion has its own fixed ideas.”
Stationary.
Attached; affixed.

7 more adjective definitions

Chemically stable.
Supplied with what one needs.“She's nicely fixed after two divorce settlements.”
Of sound, recorded on a permanent medium.“In the United States, recordings are only granted copyright protection when the sounds in the recording were fixed and first published on or after February 15, 1972.”
Surgically rendered infertile (spayed, neutered or castrated).“a fixed tomcat; the she-cat has been fixed”
Rigged; fraudulently prearranged.
(of a problem) Resolved; corrected.
Repaired

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

Starter word rating: WeakIn the top 78% of all valid Wordle words for testing common letters.
Vowels: I, E
Unique letters: 5 of 5
Common letters: I, E
Rare letters: X

Hard-mode trap: 6 valid words fit the pattern FI_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.