keep back

Verb (3)

1. keep under control; keep in check“suppress a smile”“Keep your temper”“keep your cool”Synonyms: restrainkeepkeep backhold back
2. secure and keep for possible future use or application“The landlord retained the security deposit”“I reserve the right to disagree”Synonyms: retainholdkeep backhold back
3. hold back; refuse to hand over or share“The father is withholding the allowance until the son cleans his room”Synonyms: withholdkeep back