invade, occupy(verb) march aggressively into another's territory by military force for the purposes of conquest and occupation. Synonyms: lodge in, invade, occupy, encroach upon, engross, obtrude upon, intrude on, busy, worry, absorb, engage, reside, concern, overrun, fill, infest, interest, take, use up.
It's my understanding that the difference between a violin and a fiddle is the bridge. The bridge on a violin is flatter that the fingerboard. However, on a fiddle, the contour of the bridge is made to match the contour of the fingerboard.
Bow: The bow of a viola is also sturdier and heavier, weighing from 69 to 74 grams, while the bow of a violin is about 60 grams. The frogs of their bows are also different: the frog of a viola bow is rounded but the one on a violin bow is pointed. (*A frog is the part of the bow that is held by the hand.