Collocations for livelihood - noun

earn, gain
provide
Fishing provides a livelihood for many people.

protect, secure
an insurance policy to secure your livelihood in old age

affect, threaten
The new law threatens the livelihood of thousands of farmers.

destroy, take away
lose

depend on sth
people whose livelihood depends on the forest

a means of livelihood, a source of livelihood
The boat was his main source of livelihood.