noun

The land alongside or sloping down to a river or lake.

willows lined the bank

edge,side,embankment,levee,border,verge,boundary,margin,rim,fringe,fringes,flank,brink,perimeter,circumference,extremity,periphery,limit,outer limit,limits,bound,bounds

transitive verb

Heap (a substance) into a mass or mound.

the rain banked the soil up behind the gate

pile,pile up,heap,heap up,stack,stack up,make a pile of,make a heap of,make a stack of