characterisation vs delineation

characterisation and delineation both are nouns.

Word	Noun	Adjective	Verb	Adverb
characterisation	Yes	No	No	No
delineation	Yes	No	No	No

As nouns, characterisation and delineation are synonyms defined as:

Other synonyms of characterisation include characterization, depiction, picture, word-painting, word picture.

characterisation (noun)	delineation (noun)
a graphic or vivid verbal description	representation by drawing or painting etc
the act of describing distinctive characteristics or essential features	a drawing of the outlines of forms or objects
	a graphic or vivid verbal description