truncate vs mathematics

truncate is not a noun while mathematics is a noun.

Word	Noun	Adjective	Verb	Adverb
truncate	No	Yes	Yes	No
mathematics	Yes	No	No	No

truncate (noun)	mathematics (noun)
	a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement

truncate (adjective)	mathematics (adjective)
terminating abruptly by having or as if having an end or point cut off

truncate (verb)	mathematics (verb)
make shorter as if by cutting off
approximate by ignoring all terms beyond a chosen one
replace a corner by a plane