pitiful vs lamentable

pitiful and lamentable both are adjectives.

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

As adjectives, pitiful and lamentable are synonyms defined as:

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

pitiful (adjective)	lamentable (adjective)
bad; unfortunate	bad; unfortunate
inspiring mixed contempt and pity
deserving or inciting pity