colour vs tincture

colour and tincture both are nouns.

Word	Noun	Adjective	Verb	Adverb
colour	Yes	Yes	Yes	No
tincture	Yes	No	Yes	No

As nouns, tincture is a hyponym of colour; that is, tincture is a word with a more specific, narrower meaning than colour:

colour: a visual attribute of things that results from the light they emit or transmit or reflect
tincture: a quality of a given color that differs slightly from another color

As nouns, tincture is a hyponym of colour; that is, tincture is a word with a more specific, narrower meaning than colour:

colour (noun)	tincture (noun)
a visual attribute of things that results from the light they emit or transmit or reflect	(pharmacology) a medicine consisting of an extract in an alcohol solution
the appearance of objects (or light sources) described in terms of a person's perception of their hue and lightness (or brightness) and saturation	a quality of a given color that differs slightly from another color
the timbre of a musical sound	an indication that something has been present
interest and variety and intensity	a substance that colors or dyes
an outward or token appearance or form that is deliberately misleading
(physics) the characteristic of quarks that determines their role in the strong interaction
any material used for its color

colour (adjective)	tincture (adjective)
having or capable of producing colors

colour (verb)	tincture (verb)
change color, often in an undesired manner	stain or tinge with a slight amount of a color
add color to	fill, as with a certain quality
affect as in thought or feeling
give a deceptive explanation or excuse for
decorate with colors
modify or bias