shoulder and arm

corner; nook

an antagonist (one who antagonizes)

a straight-laced person, a moralist, a prude

person who someone hates the sight of; enemy

stiff shoulder; stiff neck

one side, one party / one (of a pair)

(idiomatic) to hate the very sight of; to hold a grudge against; to treat like an enemy; to bear constant enmity; to be gunning for; to have it in for

to support; to assist or approve

Synonym of 片思い (kataomoi, “unrequited love”)