Gelatine rhymes with:
augustin, canteen, cantin, casteen, chasteen, chretien, christine, cortine, eighteen, fifteen, foltene, fourteen, guertin, justine, kristine, lopatin, martine, muntean, nineteen, o'steen, preteen, routine, seventeen, shasteen, sistine, sixteen, steen, stene, teen, thirteen, umpteen, valentin
Gelatine sounds like:
gallatin, galton, gaulden, gaultney, gelatin, gilden, gildon, gjelten, gladden, gladman, gladney, gladwin, gleaton, glidden, gluten, gluttony, golden, goldeneye, goldin, goldman, goldmann, goldmine, goldome, goldwin, goldwyn, goulden, gualdoni, guillotine, guldin, gwaltney