something that provides an important central source for growth or development; "the taproot of his resentment"; "genius and insanity spring from the same taproot"
(botany) main root of a plant growing straight downward from the stem
follow a certain course; "The inauguration went well"; "how did your interview go?"
move ahead; travel onward in time or space; "We proceeded towards Washington"; "She continued in the direction of the hills"; "We are moving ahead in time now"