>(Janus word = auto-antonym, antagonym, contronym; cf. enantiodromic word)

Uh.....*scratches head* Do you have a simpler explanation than all that jargon above? hahaha.....

Uh..... nevermind, I found it.

Janus word - definition :
(noun) A word having opposite or contradictory meanings, as sanction or cleave.