Envirodyne rhymes with:
microdyne, actodine, geodyne, microdyne, technodyne, actodine, aerodyne, brisendine, celandine, ceradyne, compudyne, conradine, considine, dideoxycytidine, digidyne, gardyne, geodyne, healthdyne, heterodyne, interdyne, iodine, jardine, microdyne, oxidyne, paradyne, pepperdine, rocketdyne, spectradyne, stanadyne, superheterodyne, technodyne, teledyne, teradyne, trimedyne, vandyne