preparation vs truss

preparation and truss both are nouns.

Word	Noun	Adjective	Verb	Adverb
preparation	Yes	No	No	No
truss	Yes	No	Yes	No

preparation (noun)	truss (noun)
activity leading to skilled behavior	a framework of beams (rafters, posts, struts) forming a rigid structure that supports a roof or bridge or other structure
preparatory school work done outside school (especially at home)	(medicine) a bandage consisting of a pad and belt; worn to hold a hernia in place by pressure
the activity of putting or setting in order in advance of some act or purpose	(architecture) a triangular bracket of brick or stone (usually of slight extent)
the act of preparing something (as food) by the application of heat
the cognitive process of thinking about what you will do in the event of something happening
(music) a note that produces a dissonant chord is first heard in a consonant chord
the state of having been made ready or prepared for use or action (especially military action)
a substance prepared according to a formula

preparation (verb)	truss (verb)
	support structurally
	tie the wings and legs of a bird before cooking it
	secure with or as if with ropes