Result of search for "4912":
4912. sunecho soon-ekh'-o from 4862 and 2192; to hold together, i.e. to compress (the ears, with a crowd or siege) or arrest (a prisoner); figuratively, to compel, perplex, afflict, preoccupy:--constrain, hold, keep in, press, lie sick of, stop, be in a strait, straiten, be taken with, throng.
4928. sunoche soon-okh-ay' from 4912; restraint, i.e. (figuratively) anxiety:--anguish, distress.