word \ multi \ collar \ immuno \ psycho \ iso

immuno	psycho	iso	collar
free, exempt	mind	equal, same	a band that fits around the neck and is usually folded over (zoology) an encircling band or marking around the neck of any animal anything worn or placed about the neck a short ring fastened over a rod or shaft to limit, guide, or secure a machine part the stitching that forms the rim of a shoe or boot a band of leather or rope that is placed around an animal's neck as a harness or to identify it necklace that fits tightly around a woman's neck a figurative restraint the act of apprehending (especially apprehending a criminal)