pump up

verb

To inflate by means of a pump.
To inflate by means of a pump.
“For someone who is in shape, it is not difficult to pump up a car tire with a bicycle pump; it is merely tedious. But you can get the job done if you need it bad enough.”
To excite a person or group to a frenzy.
“The singer has been pumping up the audience.”
To cause one's muscles to swell by means of focused weightlifting.
“I want to pump you up.”
“He's gonna help me pump up.”
To cause (something) to increase in intensity, salience or other traits beyond what is reasonable.
“You have to pump up the relatability of the characters in your screenplay.”
To increase the volume of (something).
“pump up the jam”
“pump up the jukebox”