English
flutterball
From flutter + ball.
Proto-Indo-European *plewd- ‘to float, swim, fly’
…
Proto-Germanic *flutōną ‘to float’
Proto-Germanic *flutrōną
Old English floterian ‘to float about, flutter’
Middle English floteren ‘to be held up or be supported by water’
English flutter
Proto-Indo-European *bʰel- ‘to blow’
Proto-Germanic *balluz ‘round object’
Old English *beall
Middle English bal ‘a ball’
English ball
Today it means
noun A type of pitch; knuckleball.
Language periods are conventional ranges, not dates for this word.
Etymograph / flutterball