Usurp
Part of speech: verb
Definition: To seize power from another, usually by illegitimate means. To use and assume the coat of arms of another person.
Seize
Part of speech: verb
Definition: to deliberately take hold of; to grab or captureto take advantage of (an opportunity or circumstance)to take possession of (by force, law etc.)to have a sudden and powerful effect uponto bind, lash or make fast, with several turns of small rope, cord, or small lineto fasten, fixto lay hold in seizure, by hands or claws (+ or )to have a seizureto bind or lock in position immovably; see also seize up
Example sentence: The moments of happiness we enjoy take us by surprise. It is not that we seize them, but that they seize us.