mound noun

1 small hill

ADJ. high, large The church stands on a high mound just outside the village. | low, small | grassy

PREP. on a/the ~ a small tree on a grassy mound

PHRASES the foot/top of a mound

2 pile

ADJ. great, huge, large | little, neat, small a neat mound of leaves

PREP. ~ of a great mound of paperwork