bout clover contest decathlon deuce-ace double-header doubles event foursome game games of chance go leash match meet pentathlon play play-off race runoff set of three shamrock singles sport tercet ternary ternion terzetto three tierce trefoil trey triad trialogue triangle tricorn trident triennium trihedron trilogy trimester trine trinity trinomial trio triphthong triple triple crown triple threat triplet triplopy tripod triptych trireme triseme triskelion trisul triumvirate triune triunity trivet troika twosome