a person who exchanges commodities with other commodities without the use of money

Tauscher, Barterer

a person who is regarded as being able to foresee or predict the future

Wahrsager, Seher

an individual who is an expert of art, food, music, etc. and can judge its quality

Kenner(in)
a person who wanders around a place without doing anything specific or intended

Herumtreiber, Bummler

a person or company that promotes or advertises a product, service, or event to increase its popularity or sales

Promoter, Werber

a person who works in a quarry and is responsible for breaking stones or rocks

Sprengmeister, Steinbrecher

a long and thick metal bar used to build bridges or form the frame of large structures such as buildings

Träger, Balken

someone who earns a lot of interest or gain in a way that it seems unfair

Profiteur, Spekulant

a person who plays bowling and throws a heavy ball at a set of pins

Bowlingspieler, Bowlierer

