corbie-step vs corbel step

corbie-step and corbel step both are nouns.

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

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

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

Other synonyms of corbie-step include corbiestep, crow step.

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