When it becomes necessary to put something into a small space, or when you schedule an activity within a short amount of time, you can use the verb "cram."
Jo Ann crammed as many clothes as she could fit into her suitcase before leaving on vacation.
It isn’t possible to cram large pieces of furniture into a small apartment.
We have too much food crammed into our refrigerator.
How many people can you cram into your car?
Benito and his family crammed a week’s worth of activities into just a few days when they visited Paris.
I’m sorry I can’t meet with you next week. My daily schedule is already crammed. (In this sentence, "cram" is an adjective.)
Olivia needs to cram for a test tomorrow. (The word "cram" is a very popular word to use when staying up all night in preparation for a test.)
