Collocations for hill - noun

big, high, long, tall
The bus sped down the long hill.

little, low, small
The town is set on a small hill.

sloping
steep
gentle, slight
rolling hills, undulating hills
The landscape is made up of low, rolling hills.

rounded
dark
blue, green, etc.
bare, barren, forested, grassy, open, rocky, rugged, sandy (esp. AmE), wooded
snow-covered, snowy
lush, verdant
distant, far
the distant blue hills

isolated (esp. BrE)
remote
surrounding hills
Troops forced villagers to flee to the surrounding hills.

coastal
chalk, limestone, etc.
the limestone hills of Kentucky

ski (AmE)

ascend (formal), climb, climb up, go up, scale
They climbed a steep hill and came to the town.

crest, top (both esp. AmE)
They crested a small hill and then the path curved.

come down, descend (formal)
take to the hills (literary)
We took to the hills in a variety of four-wheel-drive vehicles.

roam the hills, walk the hills
cover, dot
Olive groves cover the hills.
the houses which dotted the hill

overlook sth, rise
a hill overlooking the wide valley below
Wooded hills rise behind the town.

surround sth

climbing, walking (usually hillwalking)
climb, race (esp. BrE)
walker (usually hillwalker)
sheep (BrE)
farm, farmer, farming (all esp. BrE)
station (= a small town in the hills, esp. in India), town, village (BrE)
In the heat of summer the rich fled to the hill stations.

country
tribe
fort
top (usually hilltop)
slope
start (= starting a vehicle on a slope)

down a/the hill
A grassy path led down the hill.

in the hills
There are several lead mines in the hills above the town.

on a/the hill
The church is perched on a hill.

over a/the hill
Over the hill lies another town.

up a/the hill
A few yards up the hill, on the left, was a turning.

hill above
the hills above the town

the bottom of a/the hill, the foot of a/the hill
A spring emerges at the bottom of the hill.

the crest of a/the hill, the top of a/the hill