crow step vs corbie-step

crow step and corbie-step both are nouns.

Word	Noun	Adjective	Verb	Adverb
crow step	Yes	No	No	No
corbie-step	Yes	No	No	No

As nouns, crow step and corbie-step are synonyms defined as:

crow step and corbie-step: (architecture) a step on the top of a gable wall

Other synonyms of crow step include corbel step, corbiestep.

crow step (noun)	corbie-step (noun)
(architecture) a step on the top of a gable wall	(architecture) a step on the top of a gable wall