Grammar fix
crank up
increase a lot
To increase the level, volume, or intensity of something a lot.
phrasal verb
How oftenCommon
LevelB2
Used inMostly spoken
Hear it in context
Notice where the phrase sounds natural.
They cranked up the music as soon as the party started.
In winter, my family cranks up the heating in the evening, although we try not to waste energy.
Fix the pattern
One small grammar move makes it sound right.
Not: Let's open the music louder!
Say: Let's crank up the music!
For volume, use 'crank up' or 'turn up', not 'open' (from Vietnamese 'mở').
Don't confuse it
Other ways to say it
Do more, faster or harder
How formalCasualBusiness
crank upYou're here · Casual: turn up effort, pressure or volume a lot.
step upIncreasing efforts, activity, production, or pressure.ramp upBusiness talk: increase production or activity quickly.