Flicker rhymes with:
clicker, licker, liquor, schlicher, schlicker, slicker, bicker, bricker, clicker, dicker, ficker, fricker, kicker, knicker, licker, liquor, macvicar, mcvicar, mcvicker, picker, quicker, redicker, ricker, schicker, schlicher, schlicker, schricker, sicker, slicker, snicker, sticker, stricker, thicker, ticker, vicar, vicker, whicker, wicker, zwicker, zycher
Flicker sounds like:
felger, felker, filigree, flasher, flashier, flaugher, fleeger, fleischauer, fleischer, fleischhacker, fleisher, flesher, flexer, fluker, folger, folker, fulcher