Answer: SWAN

AnswerCrossword Clue
SWANType of song
SWANPrincess Odette's daytime form
SWANFully-grown cygnet
SWAN"... Lake": Tchaikovsky ballet
SWANFormer cygnet
SWANKind of song
SWANKind of a dive
SWANSymbol of grace
SWANElegant swimmer
SWANClassic ballet role
SWANGraceful dive
SWANTchaikovsky bird
SWANAdult cygnet
SWAN".. Lake"
SWANLong-necked swimmer
SWANBallet bird
SWANUgly duckling, in time
SWANUgly duckling, actually
SWANIt's depicted by a cello melody in "The Carnival of the Animals"
SWANTchaikovsky's "... Lake"
swanto swear (to utter a solemn oath)
SWANCob or pen
SWANGraceful bird
SWANSong or dive preceder
SWANTchaikovsky's ".. Lake"
SWAN"... Lake"
SWANGraceful swimmer
SWANThe Ugly Duckling, really
SWANTrumpeter, for one
SWANPen that swims
SWANThe ugly duckling, actually
SWAN.. song (final performance)
SWANTrumpeter, e.g.
SWANThe ugly duckling
SWANPen or cob
SWANUgly duckling
SWANOnce-ugly duckling
SWANZeus, to Leda
SWAN"Lohengrin" transport
SWANExemplar of grace