baseˈness noun

baseˈborn adjective (archaic)

1. Low-born
2. Illegitimate

base coin noun

Spurious coin

base metal noun

1. Any metal other than the precious metals
2. Any metal that alters on exposure to air (cf noble metal)

baseˈ-minded adjective

1. Of a low mind or spirit
2. Mean

baseˈ-spirited adjective

Mean-spirited