Morpheme
Spry
Type
free base
Denotation
active, nimble, vigorous, lively
Etymology
of unknown origin, possibly from sprightly or from Scandinavian source
Evidence
sprier, spriest, spry, spryer, spryest, spryly, spryness
Notes
<y> need not toggle (but can) with suffixes, especially in monosyllabic bases ending in <y>