Ether rhymes with:
altherr, arthur, auther, author, coauthor, gaither, guenther, gunther, luther, macarthur, mahathir, mathur, mcarthur, panther, port-arthur, rother, ruether, ruther, sathre, uther, walther, winterthur, winther
Ether sounds like:
eader, eater, eatery, eder, ederer, editor, edra, edrea, either, ethier, etter, eudora