Nouns

(n)tilea flat thin rectangular slab (as of fired clay or rubber or linoleum) used to cover surfaces
(n)tile, roofing tilea thin flat slab of fired clay used for roofing
(n)tilegame equipment consisting of a flat thin piece marked with characters and used in board games like Mah-Jong, Scrabble, etc.

Verbs

(v)tilecover with tiles“tile the wall and the floor of the bathroom”