no-good vs sorry

no-good and sorry both are adjectives.

Word	Noun	Adjective	Verb	Adverb
no-good	No	Yes	No	No
sorry	No	Yes	No	No

As adjectives, no-good and sorry are synonyms defined as:

Other synonyms of no-good include good-for-naught, good-for-nothing, meritless, no-account, no-count.

no-good (adjective)	sorry (adjective)
returned for lack of funds	feeling or expressing regret or sorrow or a sense of loss over something done or undone
without merit; of little or no value or use	bad; unfortunate
	causing dejection
	without merit; of little or no value or use