klick vs kilometer

klick and kilometer both are nouns.

Word	Noun	Adjective	Verb	Adverb
klick	Yes	No	No	No
kilometer	Yes	No	No	No

As nouns, klick and kilometer are synonyms defined as:

klick and kilometer: a metric unit of length equal to 1000 meters (or 0.621371 miles)

Other synonyms of klick include kilometre, km.

klick (noun)	kilometer (noun)
a metric unit of length equal to 1000 meters (or 0.621371 miles)	a metric unit of length equal to 1000 meters (or 0.621371 miles)