nammonsanseki
1. mountain (pile) of difficult problems
Noun
#281429
1. mountain (pile) of difficult problems
1. piling up; accumulating
1. perplexity; difficult question
1. It was not piled up.; It wasn't stacked.
1. Wasn't piled up.; Wasn't accumulated.
1. Piled up; Stacked up
1. Was piled up; Was stacked up
1. Is not piled up.; Is not stacked.
1. Was not piled up.; Was not stacked.
1. It is piling up.; There's a lot to do.