RIV is a very specific word that means the joining of two pieces or objects by forming a groove or channel in each and fastening them together with a metal string. There are some synonyms for RIV, like bolt, clasp, clip, fastener, latch, lock, pin, screw, snap, button, zipper and hook, that could be very useful to refer to this type of mechanical power. Each of these synonyms has a slightly different meaning, so it's important to choose the right one depending on the context where we are using it. Expanding your vocabulary with synonyms for RIV will help you communicate more effectively and precisely in engineering and manufacturing fields.