'If I -- nickel for ...'

• -- cow (flipped out)
• “... ___ great fall ...”
• "If I ________ nickel..."
• "Mary ___ little . . . "
• "Mary ___ little lamb"
• "If I ___ hammer..."
• "Old MacDonald ___ farm ...": 2 wds
• "Once I ___ secret ..." (Doris Day song lyric)

Wikipedia Word definitions in Wikipedia
Hada is a genus of moths of the Noctuidae family.