preparation vs spike

preparation and spike both are nouns.

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

preparation (noun)	spike (noun)
activity leading to skilled behavior	sports equipment consisting of a sharp point on the sole of a shoe worn by athletes
preparatory school work done outside school (especially at home)	a large stout nail
the activity of putting or setting in order in advance of some act or purpose	any holding device consisting of a rigid, sharp-pointed object
the act of preparing something (as food) by the application of heat	a long, thin sharp-pointed implement (wood or metal)
the cognitive process of thinking about what you will do in the event of something happening	a sharp-pointed projection along the top of a fence or wall (or a dinosaur)
(music) a note that produces a dissonant chord is first heard in a consonant chord	a very high narrow heel on women's shoes
the state of having been made ready or prepared for use or action (especially military action)	each of the sharp points on the soles of athletic shoes to prevent slipping (or the shoes themselves)
a substance prepared according to a formula	a transient variation in voltage or current
	a sharp rise followed by a sharp decline
	(botany) an indeterminate inflorescence bearing sessile flowers on an unbranched axis
	fruiting spike of a cereal plant especially corn

preparation (verb)	spike (verb)
	add alcohol to (beverages)
	bring forth a spike or spikes
	manifest a sharp increase
	pierce with a sharp stake or point
	secure with spikes
	stand in the way of