inclination vs desire

inclination and desire both are nouns.

Word	Noun	Adjective	Verb	Adverb
inclination	Yes	No	No	No
desire	Yes	No	Yes	No

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

inclination: a characteristic likelihood of or natural disposition toward a certain condition or character or effect
desire: an inclination to want things

Other hyponyms of inclination include heterosis, hybrid vigor, buoyancy, electronegativity, negativity, stainability.

inclination (noun)	desire (noun)
the act of inclining; bending forward	an inclination to want things
a characteristic likelihood of or natural disposition toward a certain condition or character or effect	the feeling that accompanies an unsatisfied state
the property possessed by a line or surface that departs from the vertical	something that is desired
an attitude of mind especially one that favors one alternative over others
that toward which you are inclined to feel a liking
(physics) the angle that a magnetic needle makes with the plane of the horizon
(geometry) the angle formed by the x-axis and a given line (measured counterclockwise from the positive half of the x-axis)
(astronomy) the angle between the plane of the orbit and the plane of the ecliptic stated in degrees

inclination (verb)	desire (verb)
	feel or have a desire for; want strongly
	express a desire for
	expect and wish