words ending in onics

2 Syllables: bionics, conics, ionics, onyx, phonics, sonics, tonic's, tonics
3 Syllables: conicus, embryonics, harmonics, histrionics, ionicus, laconics, mnemonic's, mnemonics, nucleonics, radionics, sardonyx, tectonics
4 Syllables: demonicus, draconicus, electronics, harmonices, harmonicus, histrionicus, hydroponics, laconicus, macaronics, philharmonic's, philharmonics, polyphonics, sardonicous, sardonicus, stereophonics, supersonics, telephonics, ultrasonics
5 Syllables: architectonics, stereophonicus

Now you can make multisyllabic rhymes in the new rhymit app :)