1610s, "full of frogs," from frog (n.1) + -y (2). Meaning "frog-like" is from 1837. Related: Frogginess.
froggy (n.)
1822 as a familiar name for a frog, from frog (n.1) + -y (3). As a disparaging term for a Frenchman by 1857.
frizzy
fro
Frobelian
frock
frog
froggy
frogman
frog-march
frolic
frolicsome
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