Morpheme
Fly
Type
free base
Denotation
flee, escape, run away
Etymology
variant of flee, from Middle English flien, fleyen; Old English flēon
Evidence
flies, fly, flying
Notes
<y> need not toggle (but can) with suffixes, especially in monosyllabic bases ending in <y>
confused with Fly denoting “travel through the air” since Old English
