ceremony vs induction

ceremony and induction both are nouns.

Word	Noun	Adjective	Verb	Adverb
ceremony	Yes	No	No	No
induction	Yes	No	No	No

As nouns, induction is a hyponym of ceremony; that is, induction is a word with a more specific, narrower meaning than ceremony:

ceremony (noun)	induction (noun)
the proper or conventional behavior on some solemn occasion	the act of bringing about something (especially at an early time)
any activity that is performed in an especially solemn elaborate or formal way	an act that sets in motion some course of events
a formal event performed on a special occasion	reasoning from detailed facts to general principles
	stimulation that calls up (draws forth) a particular class of behaviors
	a formal entry into an organization or position or office
	an electrical phenomenon whereby an electromotive force (EMF) is generated in a closed circuit by a change in the flow of current