lamentable vs distressing

lamentable and distressing both are adjectives.

Word	Noun	Adjective	Verb	Adverb
lamentable	No	Yes	No	No
distressing	No	Yes	No	No

As adjectives, lamentable and distressing are synonyms defined as:

Other synonyms of lamentable include deplorable, pitiful, sad, sorry.

lamentable (adjective)	distressing (adjective)
bad; unfortunate	bad; unfortunate
	causing distress or worry or anxiety