Backlash rhymes with:
backslash, eyelash, whiplash, ayyash, backslash, balderdash, barbash, cybercash, eyelash, fiveash, jordache, mishmash, monash, moustache, mustache, overcash, postcrash, potash, slapdash, whiplash
Backlash sounds like:
bacillus, backlashes, backless, backlog, backlogs, backslash, backslashes, bagels, baseless, basilica, beagle's, beagles, beaklike, beaujolais, beckles, begala's, beschloss, beschloss', beschloss's, beshloss, bicycles, bifocals, bigelow's, bisexuals, boggles, boslego, bozell's, buchholz, bucholz, buckels, buckholz, buckles, bucolic, bugles, bugliosi, bugliosi's, busalacchi, bushels, buslease, busulaki