be known as vs look upon

be known as and look upon both are verbs.

Word	Noun	Adjective	Verb	Adverb
be known as	No	No	Yes	No
look upon	No	No	Yes	No

As verbs, be known as and look upon are synonyms defined as:

Other synonyms of be known as include esteem, know as, look on, regard as, repute, take to be, think of.

be known as (verb)	look upon (verb)
look on as or consider	look on as or consider
assign a specified (usually proper) name to