Nouns

(n)nine, 9, IX, niner, Nina from Carolina, enneadthe cardinal number that is the sum of eight and one
(n)baseball club, ball club, club, ninea team of professional baseball players who play and travel together“each club played six home games with teams in its own division”
(n)nine-spot, nineone of four playing cards in a deck with nine pips on the face

Adjectives

(s)nine, 9, ixbeing one more than eight