noun (common) (futsuumeishi) floating weed

noun (common) (futsuumeishi) word usually written using kana alone greater duckweed (Spirodela polyrhiza)

nouns which may take the genitive case particle 'no' precarious;unstable

Ukikusa

noun (common) (futsuumeishi) word usually written using kana alone rare term gibbous duckweed (Lemna gibba);swollen duckweed;fat duckweed