Insular rhymes with:
kinsler, peninsular, cansler, chancellor, consular, councilor, counsellor, counselor, fansler, gensler, hensler, kensler, kinsler, kuenstler, peninsular, sponseller, sponsler
kinsler, peninsular, cansler, chancellor, consular, councilor, counsellor, counselor, fansler, gensler, hensler, kensler, kinsler, kuenstler, peninsular, sponseller, sponsler