stopiti

1. (stopiti se s + instr.) to merge; to blend in
   Brzo se stopio s gomilom i nestao. — He quickly blended into the crowd and disappeared.
   Kuća se potpuno stopila s prirodom oko nje. — The house blended completely with the nature around it.
2. to fuse; to meld
   Kuvar je stopio dve tradicije u jednom jelu. — The chef fused two traditions in one dish.

Mostly used reflexively: stopiti se s kim/čim.