Synonyms of convincer

1 Syllable
club, staff, works, cosh, shill, sap, mace
2 Syllables
hammer, mallet, billy, nightstick, swatter, blackjack, truncheon, baton, bludgeon, swatters, cudgel, clubbing
3 Syllables
hickories, persuader, quarterstaff, hickory, shillelagh, rosewood, business