Sightseeing rhymes with:
foreseeing, seeing, agreeing, being, disagreeing, fleeing, foreseeing, freeing, geeing, guaranteeing, keying, kneeing, seeing, skiing, teeing, wellbeing
Sightseeing sounds like:
seducing, shotguns, sitcoms, sketching, skittishness, st-james, st-johns, stachnik, stacking, staging, staking, stashing, statesman's, stegenga, sticking, stitching, stocking, stockings, stockman's, stoking, studzinski, st_james, swatching, switching