Student or Learner
lean on (someone)
leave out(a person)
pass over(a person)
A push over (refering to a person)
and how do you use them in a sentence
Welcome to the forums.
First thing to do is to look them up: try OneLook Dictionary Search
Then put them into a sentence of your own; post the sentence(s) on the forum and we can advise you.
We do not do people's work for them.