Progestin rhymes with:
clandestine, destin, westin, agustin, anniston, augustyn, austen, bastin, boorstin, bustin, celestin, clandestine, costin, destin, dustin, finkielstain, gustin, kirstin, krigsten, kristin, mastin, mostyn, mustin, rustin, tustin, westin
Progestin sounds like:
persecution, pirestani, precaution, presidium, preston, pristine, projection, prosecution, prostitution