great, huge, large, long, open, vast, wide
A great stretch of ocean lay beneath them.

15-mile, half-mile, etc.
narrow, short, small
straight
a straight stretch of road

continuous, unbroken
beautiful, lovely
deserted, empty, lonely
an empty stretch of beach

fast
dangerous, hazardous
coastal
a wild uninhabited coastal stretch

final
She felt a renewed burst of energy for the final stretch.

along a/the stretch
There are tailbacks along a ten-mile stretch of the road.

on a/the stretch
The festival is being held on a stretch of parkland near the river.

stretch of

the home stretch (esp. AmE)
The presidential race has now entered the home stretch. (figurative)

long
short
final
The students have now entered the final stretch of their course.

three-year, two-week, etc.
rough, tough (both AmE)
He went through a tough stretch last year but things are better now.

stretch of
She had been unhappy for long stretches of her life.

at a stretch
He worked for three days and nights at a stretch.

good
gentle

do
First let's warm up by doing some stretches.

have
Have a good stretch from time to time to prevent yourself getting stiff.

hold
Hold the stretch for a count of ten.

at full stretch
Her arms were at full stretch.

taut, tautly (AmE), tight, tightly
Make sure that the rope is stretched tight.
Stretch the fabric tightly over the frame.

across, between, over
Striped awnings had been stretched across the courtyard.

gently
lazily, luxuriously
He stirred and stretched lazily.

full-length
Andrea turned out the light and stretched full-length on the bed.

down, forward, out, up, upwards/upward
She stretched up to reach the top shelf.

on
He stretched out on the couch and watched TV.

stretch and yawn, yawn and stretch
She sat up, yawning and stretching.

far
The wood does not stretch very far.

endlessly, forever
The fields stretched forever into the distance.

ahead, away
The road stretched ahead.

seem to
The beach seemed to stretch endlessly.

along
beyond
from, to
an area which stretches from London to the north

for
The beach stretches for five miles.

into
A line of cars stretched into the distance.

endlessly
The future stretched out endlessly in front of me.

back, out
The town's history stretches back to before 1700.

before
Endless summer days stretched out before us.

into
The talks look set to stretch into a second week.

really
severely
The increase in demand has severely stretched our resources.

fully
We can't take on any more work—we're fully stretched as it is.

thin, thinly
Don't stretch yourself too thin financially.
Our forces are too thinly stretched to control the chaos.

financially (esp. BrE)
Both parties have financially stretched themselves by taking on substantial mortgages.

to
This department is stretched to its limit.

Stretch is used with these nouns as the subject:
beach, coast, coastline, desert, district, forest, horizon, mouth, muscle, queue, road, silence

Stretch is used with these nouns as the object:
back, budget, credulity, definition, finance, finger, imagination, leg, limb, limit, mile, mind, muscle, nerve, patience, resource, truth, wing, wire