Here's what rhymes with submature.
poor tour jure ture poore boor sure pure honour mature lure nur moor voor cour spoor assure cure armature manure allure amour detour mesure couture enamour ensure obscure endure insure premature immature brochure impure unsure demeanour dishonour succour demure tonsure inure immure secure procure miniature reassure rancour coiffure paramour embouchure epicure blackamoor misdemeanour Words that almost rhyme with submature
pull bull full wool bucketful pocketful lambswool