be snowed under

být zavalen (prací, povinnostmi...)

When you go back to the kitchen to ask the cook for it, he is snowed
under with orders, so he screams at you to come back later. Google

He places an advertisement and, very soon, he is snowed under with candidates.
 Google

But, since he started this job and he is snowed under with work, I will
gladly give him a break if it means his stress level is lowered.  google

» EDUCATION