king vs chess

king and chess both are nouns.

Word	Noun	Adjective	Verb	Adverb
king	Yes	No	No	No
chess	Yes	No	No	No

king (noun)	chess (noun)
(chess) the weakest but the most important piece	a board game for two players who move their 16 pieces according to specific rules; the object is to checkmate the opponent's king
one of the four playing cards in a deck bearing the picture of a king	weedy annual native to Europe but widely distributed as a weed especially in wheat
a checker that has been moved to the opponent's first row where it is promoted to a piece that is free to move either forward or backward
a male sovereign; ruler of a kingdom
a very wealthy or powerful businessman
a male competitor who holds a preeminent position
the husband or widower of a queen
preeminence in a particular category or group or field