What rhymes on color:
2 syllables:
aller, allor, baller, ballor, caller, collor, culler, dollar, duller, faller, galler, haller, hauler, lawler, lawlor, maller, mauler, muller, saller, schaller, schwaller, shawler, smaller, staller, stuller, taller, trawler, tullar, tuller, wallar, waller
3 syllables:
discolor, installer, mccullar, mcculler, noncolor
4 syllables:
metrocolor, multicolor, signal caller
Auger
Cyber
Vigor
Peenor
Cheator
Cheater
Just googled it.