proficient
skilled at; highly knowledgeable of
factotum
an assistant who does a variety of jobs
facsimile
a copy or imitation
facile
too simplistic or easy
expound
to explain or discuss in detail
proponent
one who argues in favor of; a supporter
infrastructure
the basic framework of a building or a system
construe
to interpret or analyze something in a particular way
constructive
having a positive effect; helpful
destitute
having no money; poor
restitution
payment for an injury; compensation
stature
level of achievement or authority; standing