Collocations for umbrella - noun

furled, rolled | beach, sun | golf | nuclear, protective
(both figurative) the American nuclear umbrella over Western Europe

open, put up, unfurl | let down
She let down her umbrella and furled it.

fold, furl

stand | body, group, organization
(all figurative) an umbrella group including members of opposition parties

heading, name, term, title, word
(all figurative) ‘Herb’ is an umbrella term covering many types of plant.

under an/the ~
She was fast asleep under a big beach umbrella. | (figurative) The two sectors combined under the umbrella of the Scottish Council.