Spring suddenly:
— He burst upon our conversation.

synoniem: burst in on.

Roget 292: arrive; get to, come to; come; reach, attain; come up with, come up to; overtake, make, fetch; complete etc. 729; join, rejoin.    light, alight, dismount; land, go ashore; debark, disembark; put in, put into; visit, cast anchor, pitch one's tent; sit down etc. (be located) 184; get to one's journey's end; make the land; be in at the death; come back, get back, come home, get home; return; come in etc. (ingress) 294; make one's appearance etc. (appear) 446; drop in; detrain, deplane; outspan; de-orbit.    come to hand; come at, come across; hit; come upon, light upon, pop upon, bounce upon, plump upon, burst upon, pitch upon; meet; encounter, rencounter^†; come in contact.    ... meer laten zien