projected vs protruding

projected and protruding both are adjectives.

Word	Noun	Adjective	Verb	Adverb
projected	No	Yes	No	No
protruding	No	Yes	No	No

As adjectives, projected and protruding are synonyms defined as:

projected and protruding: extending out above or beyond a surface or boundary

Other synonyms of projected include jutting, projecting, relieved, sticking, sticking out.

projected (adjective)	protruding (adjective)
extending out above or beyond a surface or boundary	extending out above or beyond a surface or boundary