oppugnant: [uh-puhg-nuhnt] (a) opposing; antagonistic; contrary. (n) opponent; antagonist.
in a sentence: Although this word is a bit rare, it’s sweet and specific. If an antagonistic family member oppugns your parenting methods, respectfully and with few words, you can call them on it: “Don’t be oppugnant.”
ally: (n) 1. supporter; friend. 2. group or nation united with a common cause or purpose. (v) 1. to align with another or a group in support or for mutual benefit. 2. to unite behind a common military cause.
in a sentence: The wimpy kid that makes an ally of an early bloomer is the smart, wimpy kid that no longer gets bullied.
I’ll leave you with this quote from Baltasar Gracián in The Art of Worldly Wisdom, “A wise man gets more use from his enemies than a fool from his friends.”