elaborate, expatiate, expound, lucubrate, dilate, flesh out, exposit, enlarge, expand - add details, as to an account or idea; clarify the meaning of and discourse in a learned way, usually in writing; "She elaborated on the main ideas in her dissertation"

describe, depict, draw - give a description of; "He drew an elaborate plan of attack"

premise - set forth beforehand, often as an explanation; "He premised these remarks so that his readers might understand"

go forth, leave, go away - go away from a place; "At what time does your train leave?"; "She didn't leave until midnight"; "The ship leaves at midnight"

lift off, take off - depart from the ground; "The plane took off two hours late"

roar off - leave; "The car roared off into the fog"

blaze out, blaze - move rapidly and as if blazing; "The spaceship blazed out into space"

sally forth, sally out - set out in a sudden, energetic or violent manner