Moratorium
来自Big Physics
late 19th century: modern Latin, neuter (used as a noun) of late Latin moratorius ‘delaying’, from Latin morat- ‘delayed’, from the verb morari, from mora ‘delay’.
wiktionary
New Latin from Late Latin morātōrium, noun use of the neuter of morātōrius(“moratory, delaying”), from Latin moror(“I delay”), from mora(“delay”), from Proto-Indo-European *mere(“to delay, hinder”). See also moratory.
etymonline
moratorium (n.)
1875, originally a legal term for "authorization to a debtor to postpone due payment," from neuter of Late Latin moratorius "tending to delay," from Latin morari "to delay," from mora "pause, delay," from PIE *morh- "to hinder, delay" (source also of Sanskrit amurchat "to congeal, become solid;" Old Irish maraid "lasts, remains"). The word didn't come out of italics until 1914. General sense of "a postponement, deliberate temporary suspension" is recorded by 1932. Related: Moratorial.