2 Syllablesbeaver's, beavers, cleavers, fevers, heavers, weaver's, weavers
Now you can make multisyllabic rhymes in the new rhymit app :)
3 Syllablesbelievers, feverles, receiver's, receivers, retrievers, transceiver's, transceivers, weaveres, weaveress
4 Syllablesnonbelievers, unbelievers