Is Ulteriorly a Word?

ul·te·ri·or. adj. 1. Lying beyond what is evident, revealed, or avowed, especially being concealed intentionally so as to deceive: an ulterior motive.

Is it Alterior or ulterior motive?

Because it seems always to occur with motive or motives, I conclude that alterior is an error for ulterior. The adjective ulterior derives from Latin ulterior: “further, more distant.” An ulterior motive is one that lies beyond the apparent motive. ... The ulterior motive is to earn more money by selling more merchandise.

What is Ulter?

Latin, farther, further, comparative of *ulter situated beyond, from uls beyond; akin to Latin ollus, ille, that one, Old Irish indoll beyond.