hold back, as of a danger or an enemy; check the expansion or influence of; "Arrest the downward trend"; "Check the growth of communism in South East Asia"; "Contain the rebel movement"; "Turn back the tide of communism"
refrain from doing; "she forbore a snicker"
wait before acting; "the scientists held off announcing their results until they repeated the experiment"
secure and keep for possible future use or application; "The landlord retained the security deposit"; "I reserve the right to disagree"
hold back; keep from being perceived by others; "She conceals her anger well"
prevent the action or expression of; "hold back your anger"; "keep your cool"; "she struggled to restrain her impatience at the delays"