layout vs plan

layout and plan both are nouns.

Word	Noun	Adjective	Verb	Adverb
layout	Yes	No	No	No
plan	Yes	No	Yes	No

As nouns, plan is a hypernym of layout; that is, plan is a word with a broader meaning than layout:

Other hypernyms of layout include design.

layout (noun)	plan (noun)
the act of laying out (as by making plans for something)	scale drawing of a structure
a plan or design of something that is laid out	a series of steps to be carried out or goals to be accomplished
	an arrangement scheme

layout (verb)	plan (verb)
	make plans for something
	have the will and intention to carry out some action
	make or work out a plan for; devise