stuff is a valid English word

Scrabble validity: valid ( international - Sowpods, US - Twl06 )
iScramble validity: valid
QuickWords validity: valid

Meanings

Noun (USUALY UNCOUNTABLE)

(informal) Miscellaneous items or objects; (with possessive) personal effects.
• What is all that stuff on your bedroom floor?  He didn't want his pockets to bulge so he was walking around with all his stuff in his hands.
(informal) Unspecified things or matters.
• I had to do some stuff.
The tangible substance that goes into the makeup of a physical object.
• Synonym: matter, ingredients, constituents, Thesaurus:substance

Verb

(transitive) To fill by packing or crowding something into; to cram with something; to load to excess.
• I'm going to stuff this pillow with feathers.
(transitive) To fill a space with (something) in a compressed manner.
• He stuffed his clothes into the closet and shut the door.
(transitive cooking) To fill with seasoning.
• She stuffed the turkey for Thanksgiving using her secret recipe.

stuff is a Scrabble valid word

stuff

• International English (Sowpods) - The word is valid in Scrabble ✔
• US English (TWL06) - The word is valid in Scrabble ✔
• 00 points

stuff is an iScramble, QuickWords valid word

stuff

• The word is valid in iScramble ✔
• The word is valid in QuickWords ✔
• 00 points

Same letters words (Anagrams)

• TUFFS

Same letters plus one

• STUFFE
• STUFFS
• STUFFY
• TRUFFS

Same letters minus one

• FFTS
• FUSF
• FUST
• STFF
• STFU
• TUFF
• UTFS