quick
jaguar
There is no word that rhymes with slither and means fast. The closest word is hither, which means come here. The rest are not related to movement directly at all.
swift
closit
jet
flyer
No. Please see the related questions below for "What rhymes with peek?" and "What rhymes with sick?"
SWIFTj with a soft j
Well I am from France and the French word that rhymes with loin is Gyhoin it means the rain. American words are coin, growin (if you say it fast), and sewing (say it fast too)
cast
witless, witness, sickness,
Fish stick?