Definitions

wéi
as (in the capacity of) to take sth as to act as to serve as to behave as to become to be to do by (in the passive voice)

wèi
because of for to

wéi
variant of 為|为[wei2] as (i.e. in the capacity of) to take sth as to act as to serve as to behave as to become to be to do

wèi
variant of 為|为[wei4], because of for to