push has 21 distinct synonyms spread across 11 of its 15 senses. Each sense below keeps its own list, because a synonym belongs to a meaning and not to a word: swapping one sense's substitute into another sense's sentence is how a thesaurus makes writing worse. Its one recorded opposite is pull.
Counts are distinct word forms across every sense. A synonym that appears under three senses is counted once here and shown three times below, under each sense it belongs to.
press against forcefully without moving
“she pushed against the wall with all her strength”
sell or promote the sale of (illegal goods such as drugs)
“The guy hanging around the school is pushing drugs”
move strenuously and with effort
“The crowd pushed forward”
make strenuous pushing movements during birth to expel the baby
“`Now push hard,' said the doctor to the woman”
the act of applying force in order to move something away
“he gave the door a hard push”
enterprising or ambitious drive
“Europeans often laugh at American energy”
an electrical switch operated by pressing
“the elevator was operated by push buttons”
an effort to advance
“the army made a push toward the sea”
Synonyms, antonyms and the broader and narrower relations for push come from Princeton University’s WordNet. Full sources and licences.