1.nouns which may take the genitive case particle 'no'; noun (common) (futsuumeishi)
bottomless (bucket, etc.)
2.adjectival nouns or quasi-adjectives (keiyodoshi); nouns which may take the genitive case particle 'no'
unbounded (good nature, optimism, etc.); boundless; extreme; uninhibited
3.nouns which may take the genitive case particle 'no'; noun (common) (futsuumeishi)
imprudent; indiscreet; undisciplined; careless
4.noun (common) (futsuumeishi)
extremely heavy drinker
5.noun (common) (futsuumeishi)
freefall (of a market)