understandable vs apprehensible

understandable and apprehensible both are adjectives.

Word	Noun	Adjective	Verb	Adverb
understandable	No	Yes	No	No
apprehensible	No	Yes	No	No

As adjectives, understandable and apprehensible are synonyms defined as:

understandable and apprehensible: capable of being apprehended or understood

Other synonyms of understandable include graspable, intelligible, perceivable.

understandable (adjective)	apprehensible (adjective)
capable of being apprehended or understood	capable of being apprehended or understood