suppress

verbs

to put down by force or authority
"suppress a nascent uprising"; "stamp down on littering"; "conquer one's desires"
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come down on or keep down by unjust use of one's authority
"The government oppresses political activists"
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control and refrain from showing; of emotions, desires, impulses, or behavior
is derived from
put out of one's consciousness
is derived from
reduce the incidence or severity of or stop
"suppress a yawn"; "this drug can suppress the hemorrhage"
is a type of (narrower)
make smaller
"He decreased his staff"