Definition: set out on (an enterprise or subject of study)
Usage: she embarked upon a new career
Similar words: commence, start, start out, set about, set out, get, get down, begin
Definition: take the first step or steps in carrying out an action
Usage: We began working at dawn; Who will start?; Get working as soon as the sun rises!; The first tourists began to arrive in Cambodia; He began early in the day; Let's get down to work now
Definition: go on board
Definition: proceed somewhere despite the risk of possible dangers
Usage: We ventured into the world of high-tech and bought a supercomputer
Similar words: proceed, move, go
Definition: follow a procedure or take a course
Usage: We should go farther in this matter; She went through a lot of trouble; go about the world in a certain manner; Messages must go through diplomatic channels