I.
noun
1 lowest part
ADJECTIVE
▪ firm , solid , strong
▪ circular , flat , rounded , square
▪ concrete , granite , steel , etc.
VERB + BASE
▪ have
▪
The statue has a solid concrete ~.
2 original idea/situation
ADJECTIVE
▪ firm , secure , solid , sound , strong
▪ economic , evidence , ideological , scientific
▪
His arguments have a sound economic ~.
VERB + BASE
▪ form , have
▪ establish , give sb , provide (sb with)
▪
These policies give us a solid ~ for winning the next election.
▪ use sth as
PREPOSITION
▪ ~ for
▪
He used the notes as a ~ for his lecture.
3 of support/income/power
ADJECTIVE
▪ solid , sound
▪ broad , narrow
▪
These policies have a broad ~ of support.
▪ power
▪
a politician with a rural power ~
▪ democratic
▪ asset , commercial , economic , financial , industrial , manufacturing , political , resource , revenue , tax
▪
The country has a sound commercial ~.
▪ client , customer , subscriber , user
VERB + BASE
▪ create , form , have , provide
▪ broaden , develop , expand , improve , increase
▪
The company is trying to expand its customer ~.
▪ maintain
BASE + VERB
▪ grow
▪ shrink
4 main place
ADJECTIVE
▪ excellent , ideal , perfect
VERB + BASE
▪ have
▪
The company has its ~ in New York.
▪ establish , set up
▪
The company has set up its new ~ in the north.
BASE + NOUN
▪ camp
PREPOSITION
▪ ~ for
▪
an ideal ~ for mountain expeditions
5 for army, navy, etc.
ADJECTIVE
▪ foreign
▪
Demonstrators demanded the removal of foreign ~s.
▪ air , air-force , military , missile , naval
VERB + BASE
▪ have
▪ build , establish
▪
The Americans established a naval ~ on the island in the 1960s.
▪ attack
▪ destroy
▪ defend
▪ occupy
PREPOSITION
▪ at a/the ~
▪
equipment kept at the ~
▪ on a/the ~
▪
people living on the air force ~
▪ to (the) ~
▪
The planes have all returned to ~.
II.
verb
PHRASAL VERB
base sth on/upon sth
ADVERB
▪ closely , firmly
▪ broadly , loosely , partly
▪
The novels are all loosely ~d on the author's life.
▪ entirely , largely , mainly , mostly , primarily
▪
Their research was ~d largely on anecdotal evidence.
▪ exclusively , purely , solely
Base is used with these nouns as the object: ↑ expectation , ↑ identity , ↑ ideology , ↑ valuation , ↑ view
III.
adj.
Base is used with these nouns: ↑ camp , ↑ coat , ↑ instinct , ↑ metal , ↑ motive , ↑ pay , ↑ perimeter , ↑ price , ↑ rate , ↑ runner , ↑ salary