truss vs preparation

truss and preparation both are nouns.

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

truss (noun)	preparation (noun)
a framework of beams (rafters, posts, struts) forming a rigid structure that supports a roof or bridge or other structure	activity leading to skilled behavior
(medicine) a bandage consisting of a pad and belt; worn to hold a hernia in place by pressure	preparatory school work done outside school (especially at home)
(architecture) a triangular bracket of brick or stone (usually of slight extent)	the activity of putting or setting in order in advance of some act or purpose
	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

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