shade vs shadow

shade and shadow both are nouns.

Word	Noun	Adjective	Verb	Adverb
shade	Yes	No	Yes	No
shadow	Yes	No	Yes	No

As nouns, shadow is a hypernym of shade; that is, shadow is a word with a broader meaning than shade:

Other hypernyms of shade include apparition, fantasm, phantasm, phantasma, phantom.

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

shade: relative darkness caused by light rays being intercepted by an opaque body
shadow: shade within clear boundaries

As verbs, shade and shadow are synonyms defined as:

Other synonyms of shade include shade off.

shade (noun)	shadow (noun)
protective covering that protects something from direct sunlight	refuge from danger or observation
a representation of the effect of shadows in a picture or drawing (as by shading or darker pigment)	something existing in perception only
a protective ornamental covering for a lamp, used to screen a light bulb from direct view	an indication that something has been present
a quality of a given color that differs slightly from another color	a premonition of something adverse
a mental representation of some haunting experience	an unilluminated area
a subtle difference in meaning or opinion or attitude	a spy employed to follow someone and report their movements
a slight amount or degree of difference	an inseparable companion
relative darkness caused by light rays being intercepted by an opaque body	a dominating and pervasive presence
a position of relative inferiority	shade within clear boundaries

shade (verb)	shadow (verb)
pass from one quality such as color to another by a slight degree	follow, usually without the person's knowledge
vary slightly	make appear small by comparison
protect from light, heat, or view	cast a shadow over
represent the effect of shade or shadow on
cast a shadow over