Excision rhymes with:
circumcision, decision, incision, indecision, precision, recision, rescission, circumcision, collision, decision, derision, division, divison, envision, incision, indecision, misprision, multivision, parisian, precision, provision, recision, rescission, revision, supervision, univision, vision, xyvision
Excision sounds like:
eachan, eagan, eagen, eagon, eaken, eakin, easom, eason, eckman, eckmann, ecogen, econ, economou, economy, ecumena, eczema, egan, eggen, eggum, egnew, egoism, egon, eichen, eichman, eichmann, eigen, eighmey, eighmy, eisaman, eischen, eiseman, eisemann, eisen, eisenman, eisenmann, eisin, eisman, eison, ekman, eocene, equine, equion, eschen, eschmann, esham, eskimo, eskin, esme, esmine, essen, essman, esson, eugene, eugenia, eugenie, eugenio, exam, examine, exhume, exim, exon, exum, exxon