infinity; infinitude; eternity; infinite; limitless
restriction; restraint; limitation; limit
minimum; at the very least
power; authority; jurisdiction
maximum; to the maximum degree; to the full; at a maximum
utmost limits; extremity; limit
minimum; lowest; minimal; at a minimum
term; period; time frame; time limit; deadline; cutoff (date)
closing time; lockup; curfew
nth period (e.g. nth class in school day)
(school) period; period or division of time; time limit
to go beyond the limit; to pass the limit
first period (e.g. first class in school day)
restriction; localization
first period (e.g. first class in school day)
limit; localize; localise
minimum; lowest; minimal; at a minimum
western limit (esp. of the distribution of a plant or animal)
southern limit (esp. of the distribution of a plant or animal)
entail (in Western common law); fee tail
eastern limit (esp. of the distribution of a plant or animal)
temporary legislation; legislation of specified duration
contract month; delivery month (of a futures contract)
restriction; restraint; limitation; limit
water supply restrictions
due date for payment of tax; tax deadline