corbel step vs corbie-step

corbel step and corbie-step both are nouns.

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

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

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

Other synonyms of corbel step include corbiestep, crow step.

corbel 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