Tincture
/ˈtɪŋ(k)tʃə/
noun
A pigment or other substance that colours or dyes.
A tint, or an added colour.
A colour or metal used in the depiction of a coat of arms.
verb
To stain or impregnate (something) with color.
To tinge; to taint.
To soak (an organic substance) in alcohol or another liquid to produce a tincture.