Tooling rhymes with:
retooling, cooling, dooling, drooling, dueling, duling, fooling, fruehling, fueling, fuelling, huling, nonruling, pooling, retooling, ruling, schooling
Tooling sounds like:
tailing, tailings, tallying, talmage, talons, teeling, telemacho, telling, telmex, telmex's, thalamus, thelma's, thelonius, tiddlywinks, tilling, toddling, toiling, tolling, totaling, totalling, toweling, twiddling