warble (ww):
Sing or play with trills, alternating with the half note above or below
kwinkeleren
warble (ww):
Sing by changing register; sing by yodeling
jodelen
Via: Ensyns.nl
warble (zn):
Acrocephalus(de) —., karekiet(de) —.
warble (ww):
brabbelen(fr) Faire entendre un chant léger et agréable en parlant des petits oiseaux..
cached Via: Dbnary en WikiWoordenboeken
Via: Memodata.com