distressful vs perturbing

distressful and perturbing both are adjectives.

Word	Noun	Adjective	Verb	Adverb
distressful	No	Yes	No	No
perturbing	No	Yes	No	No

As adjectives, distressful and perturbing are synonyms defined as:

Other synonyms of distressful include distressing, disturbing, troubling, worrisome, worrying.

distressful (adjective)	perturbing (adjective)
causing distress or worry or anxiety	causing distress or worry or anxiety