覆

anonymous author; pseudonymous author; writer who conceals his identity

tautology (language)

Logic

tautology

to overrule a decision

to cover a coffin; to die

masked burglar; masked bandit

Mathematics

covering space

Proverb; From the Book of Han

learn wisdom from the follies of others; learn from others' mistakes; the toppling over of the cart in front serves as a warning for the cart behind

fickle friendship

Pieris japonica; fukurin; Lily of the valley bush; andromeda

fire resistive covering; fireproof coating; fireproof covering

fire resistive covering material

cover crop

Rare term

fukurin gardenia (Gardenia jasminoides f. albomarginata)