To grovel - to show too much respect for someone or to be willing to obey someone, because you want to please them or you are afraid of them. Example - "He criticized leaders who grovelled to foreign patrons"
Whiplash - a serious injury affecting your neck, caused when the vehicle you are in is hit from behind by another vehicle, which makes your head move violently.
Head start - an advantage over other people in the same situation as you, especially in a competition; a situation in which you start a race before your opponents or from a position that is further ahead. Example - "The reading course gives young children a head start."
To ploy - a way of tricking or confusing someone in order to get an advantage or to make them do what you want. Example - " Laura desperately tried to think of a ploy to delay his departure."
To jostle - to compete for something; to push against someone because you are trying to move past them in a crowd. Example - "We managed to jostle our way to the front."
To scramble - to hurry or try very hard to get something, often competing with other people. Example - "Companies are scrambling to recruit skilled workers."
Unapologetic - showing that you do not think you have done something wrong, or that you do not think you need to apologise. Example - "She was pretty unapologetic about the mistake."