The term 'graceful bird' can be represented by four different crossword solutions: KITE (4 letters), SWAN (4 letters), HERON (5 letters), and TERN (4 letters). Kites are small birds of prey with long, forked tails and pointed wings. Swans are large, white waterfowl with long necks and webbed feet. Herons are tall, long-legged wading birds with long, sharp bills. Terns are seabirds with long, pointed wings and a forked tail. Finally, swallows are small, agile birds with long, pointed wings and a deeply forked tail.