Splicing rhymes with:
leising, slicing, dicing, enticing, icing, leising, mispricing, overpricing, pricing, reising, repricing, slicing, spicing
Splicing sounds like:
splashing, subleasing, subvolcanic
leising, slicing, dicing, enticing, icing, leising, mispricing, overpricing, pricing, reising, repricing, slicing, spicing
splashing, subleasing, subvolcanic