corncrake vs land rail

corncrake and land rail both are nouns.

Word	Noun	Adjective	Verb	Adverb
corncrake	Yes	No	No	No
land rail	Yes	No	No	No

As nouns, corncrake and land rail are synonyms defined as:

corncrake and land rail: common Eurasian rail that frequents grain fields

Other synonyms of corncrake include Crex crex.

corncrake (noun)	land rail (noun)
common Eurasian rail that frequents grain fields	common Eurasian rail that frequents grain fields