zealEnglishOxford English Thesauruszeal noun his zeal for football: passion, zealousness, committedness, ardour, love, fervour, fire, avidity, fondness, devotion, devotedness, enthusiasm, eagerness, keenness, appetite, taste, relish, gusto; vigour, energy, verve, zest; rare fervency, ardency. ▷antonyms apathy, indifference.zeal Oxford Dictionary of English