Ineffectual rhymes with:
intellectual, contractual, factual, intellectual, punctual, conceptual, contractual, eventual, factual, habitual, intellectual, massmutual, parimutuel, perpetual, punctual, ritual, virtual
intellectual, contractual, factual, intellectual, punctual, conceptual, contractual, eventual, factual, habitual, intellectual, massmutual, parimutuel, perpetual, punctual, ritual, virtual