to prick;  to stab;  to poke;  to prod;  to use (a cane);  to prop oneself up with
 to attack the enemy in his unguarded moment
 to stimulate;  to stir up;  to arouse
 to rush out from one's mouth (words, phrases, etc.)
 to assail the nostrils (smell);  to go nose-to-nose (with someone)
 to push up;  to force up;  to pressure one's superiors;  to burst out (of emotions, etc.);  to fill one's heart
 to run into;  to collide with;  to come to the end of (a street);  to run into (difficulties, problems, etc.);  to run up against
 to kowtow (to bow from a kneeling position such that the forehead touches the ground);  to prostrate oneself;  to give a deep, reverent bow