彼はあらゆる反対をはねのけた。

he; him; his; boyfriend

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

all; every

opposition; resistance; antagonism; hostility; objection; dissension; reverse; opposite; vice versa; contrast

indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.

to hit (e.g. to have a car hit someone); to run into; to reject; to deny; to refuse; to eliminate; to exclude; to leave out; to flip; to splash; to splatter; to decapitate; to behead; to jump up; to point or curl up (e.g. ends of hair)