Nouns

(n)startthe beginning of anything“it was off to a good start”
(n)beginning, commencement, first, outset, get-go, start, kickoff, starting time, showtime, offsetthe time at which something is supposed to begin“they got an early start”, “she knew from the get-go that he was the man for her”
(n)start, startinga turn to be a starter (in a game at the beginning)“he got his start because one of the regular pitchers was in the hospital”, “his starting meant that the coach thought he was one of their best linemen”
(n)startle, jump, starta sudden involuntary movement“he awoke with a start”
(n)beginning, start, commencementthe act of starting something“he was responsible for the beginning of negotiations”
(n)start, starting line, scratch, scratch linea line indicating the location of the start of a race or a game
(n)starting signal, starta signal to begin (as in a race)“the starting signal was a green light”, “the runners awaited the start”
(n)start, head startthe advantage gained by beginning early (as in a race)“with an hour's start he will be hard to catch”

Verbs

(v)get down, begin, get, start out, start, set about, set out, commencetake the first step or steps in carrying out an action“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”
(v)begin, lead off, start, commenceset in motion, cause to start“The U.S. started a war in the Middle East”, “The Iraqis began hostilities”, “begin a new chapter in your life”
(v)depart, part, start, start out, set forth, set off, set out, take offdepart for someplace“The family took off for Florida”
(v)begin, starthave a beginning, in a temporal, spatial, or evaluative sense“The DMZ begins right over the hill”, “The second movement begins after the Allegro”, “Prices for these homes start at $250,000”
(v)originate, initiate, startbring into being“He initiated a new program”, “Start a foundation”
(v)start, start up, embark on, commenceget off the ground“Who started this company?”, “We embarked on an exciting enterprise”, “I start my day with a good breakfast”, “We began the new semester”, “The afternoon session begins at 4 PM”, “The blood shed started when the partisans launched a surprise attack”
(v)startle, jump, startmove or jump suddenly, as if in surprise or alarm“She startled when I walked into the room”
(v)start, start upget going or set in motion“We simply could not start the engine”, “start up the computer”
(v)start, go, get goingbegin or set in motion“I start at eight in the morning”, “Ready, set, go!”
(v)start, take upbegin work or acting in a certain capacity, office or job“Take up a position”, “start a new job”
(v)startplay in the starting lineup
(v)begin, starthave a beginning characterized in some specified way“The novel begins with a murder”, “My property begins with the three maple trees”, “Her day begins with a workout”, “The semester begins with a convocation ceremony”
(v)begin, startbegin an event that is implied and limited by the nature or inherent function of the direct object“begin a cigar”, “She started the soup while it was still hot”, “We started physics in 10th grade”
(v)start, protrude, pop, pop out, bulge, bulge out, bug out, come outbulge outward“His eyes popped”