Weighing rhymes with:
swaying, allaying, arraying, baying, betraying, buffeting, conveying, crocheting, decaying, delaying, dismaying, disobeying, displaying, doomsaying, fraying, graying, greying, haying, heying, laying, nonpaying, obeying, overplaying, paying, playing, portraying, praying, prepaying, preying, purveying, repaying, replaying, saying, slaying, spraying, staying, straying, surveying, swaying
Weighing sounds like:
wacksman's, wagging, waging, wagons, waking, washing, wassink, waxing, waxman's, weakening, weakens, weakness, weaknesses, whacking, wheezing, whizzing, wickens, wiggans, wiggins, wishing, wishnick, wisinski, wisneski, wisnewski, wisnieski, wisniewski, wissing, wissink, wojnowski, wozniak, woznick, woznicki, wysong, wyszynski