Is TIDES a Wordle Word?

Yes. TIDES 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 TIDES mean?

The periodic change of the sea level, particularly when caused by the gravitational influence of the sun and the moon.
A stream, current or flood.
(chronology, except in liturgy) Time, notably anniversary, period or season linked to an ecclesiastical feast.

6 more noun definitions

A time.“The doctor's no good this tide.”
A point or period of time identified or described by a qualifier (found in compounds).“Eventide, noontide, morrowtide, nighttide, moon-tide, harvest-tide, wintertide, summertide, springtide, autumn-tide etc.,.”
The period of twelve hours.
Something which changes like the tides of the sea.
Tendency or direction of causes, influences, or events; course; current.
Violent confluence

To cause to float with the tide; to drive or carry with the tide or stream.
To pour a tide or flood.“The ocean tided most impressively.”
To work into or out of a river or harbor by drifting with the tide and anchoring when it becomes adverse.

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

Starter word rating: AverageIn the top 13% of all valid Wordle words for testing common letters.
Vowels: I, E
Unique letters: 5 of 5
Common letters: T, I, E

Hard-mode trap: 10 valid words fit the pattern _IDES. 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.