crane vs wader

crane and wader both are nouns.

Word	Noun	Adjective	Verb	Adverb
crane	Yes	No	Yes	No
wader	Yes	No	No	No

As nouns, wader is a hypernym of crane; that is, wader is a word with a broader meaning than crane:

crane: large long-necked wading bird of marshes and plains in many parts of the world
wader: any of many long-legged birds that wade in water in search of food

Other hypernyms of crane include wading bird.

crane (noun)	wader (noun)
large long-necked wading bird of marshes and plains in many parts of the world	any of many long-legged birds that wade in water in search of food
lifts and moves heavy objects; lifting tackle is suspended from a pivoted boom that rotates around a vertical axis

crane (verb)	wader (verb)
stretch (the neck) so as to see better