word-forming element meaning "water," from Latin aqua "water; the sea; rain," cognate with Proto-Germanic *akhwo (source of Old English ea "river," Gothic ahua "river, waters," Old Norse Ægir, name of the sea-god, Old English ieg "island"), from PIE root *akwa- "water."
apterous
apteryx
aptitude
aptly
aptness
aqua-
aqua
aqua fortis
aqua vitae
aquacade
aquaculture
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