Nouns

(n)naiad, water nymphsubmerged aquatic plant having narrow leaves and small flowers; of fresh or brackish water
(n)water nymph, fragrant water lily, pond lily, Nymphaea odorataa water lily having large leaves and showy fragrant flowers that float on the water; of temperate and tropical regions
(n)water nymph(Greek mythology) any nymph of the water
(n)water sprite, water nymph, water spirita fairy that inhabits water