m 3 a 1 m 3 m 3 a 1 l 1 i 1 a 1 n 1
9 letters · 15 points in Scrabble
Meaning
noun any warm-blooded vertebrate having the skin more or less covered with hair; young are born alive except for the small subclass of monotremes and nourished with milk
adjective of or relating to the class Mammalia
originFrom mammal + -ian.
Etymology from Wiktionary, CC BY-SA 3.0