damnable vs execrable

damnable and execrable both are adjectives.

Word	Noun	Adjective	Verb	Adverb
damnable	No	Yes	No	No
execrable	No	Yes	No	No

As adjectives, damnable and execrable are synonyms defined as:

damnable (adjective)	execrable (adjective)
deserving to be execrated	deserving to be execrated
	unequivocally detestable
	of very poor quality or condition