to trap (into a difficult situation); to put (in a fix); to throw (e.g. into turmoil); to trick (into doing); to lure (into a trap); to frame (for a crime)
to capture (a castle, fortress, etc.); to take; to reduce
to drop (something) into
彼は策略で同僚を陥れた。
He trapped his colleague with a scheme.
無実の人を陥れるのは許されない。
It is unforgivable to frame an innocent person.
証拠を捏造して彼女を陥れようとする者がいた。
There was someone trying to frame her by fabricating evidence.