Collocations for clearance - noun

forest, land, site, slum

work
sale (= when goods are sold cheaply to get rid of them quickly)
rack (= in a clearance sale)

on clearance (= reduced in price)
These coats are on clearance.

official, proper
top-secret
customs, diplomatic, entry, medical, security
take-off

get, obtain, receive
You'll need to get security clearance for this job.

have
apply for, request, seek
await
give sb, grant sb
The pilot was granted clearance to land.

refuse sb

ground
We need to increase the vehicle's ground clearance.

allow (sb/sth), give sb/sth, leave
Make sure you allow enough clearance on each side.
Always give bikes plenty of clearance.

clearance above
clearance above the light to prevent overheating

clearance between
There wasn't enough clearance between the bus and the top of the bridge.