to justify (something) by using evidence or firm behaviour

insist, declare, maintain

to go beyond, use more than, what is right or natural

invade another's property, business

to come or go into something

come, put into a place

to plead (with a person) to end a quarrel or to obtain a favour

mediate

to break in on another person's affairs without right or invitation

meddle, intervene

to break the continuity of (something)

bother, interfere

(of events, circumstances) to happen between others in time

mediate

(to cause oneself, something) to enter when not invited or wanted

trespass, interrupt

to become involved without being asked to do so; interfere

intervene, interfere

to interfere with something

interfere, alter

to take (a person's power, authority, position) without right

take over