Incision rhymes with:
circumcision, decision, excision, indecision, precision, recision, rescission, circumcision, collision, decision, derision, division, divison, envision, excision, indecision, misprision, multivision, parisian, precision, provision, recision, rescission, revision, supervision, univision, vision, xyvision
Incision sounds like:
iannaccone, iannacone, imagine, imogen, imogene, inacom, incheon, inchon, incom, income, ingenue, ingham, ingman, insane, insignia, insomnia