effective vs impressive

effective and impressive both are adjectives.

Word	Noun	Adjective	Verb	Adverb
effective	No	Yes	No	No
impressive	No	Yes	No	No

effective (adjective)	impressive (adjective)
producing or capable of producing an intended result or having a striking effect	making a strong or vivid impression
existing in fact; not theoretical; real	producing a strong effect
able to accomplish a purpose; functioning effectively
works well as a means or remedy
ready for service
exerting force or influence