spike vs preparation

spike and preparation both are nouns.

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

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

spike (verb)	preparation (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