hamper (n.2)youdaoicibaDictYouDict
"things important for a ship but in the way at certain times" (Klein's definition), 1835, from hamper (n.) "a fetter, shackles," from French hamper "to impede." Hence top hamper, originally "upper masts, spars, rigging, etc. of a sailing ship."
summon (v.)youdaoicibaDictYouDict
c. 1200, "call, send for, ask the presence of," especially "call, cite, or notify by authority to be at a certain place at a certain time" (late 13c.), from Anglo-French sumunre and directly from Old French somonre, variant of sumundre, somondre "summon," from Vulgar Latin *summundre "to call, cite," from Latin summonere "hint to, remind privately," from sub "under" (see sub-) + monere "warn, advise" (see monitor (n.)). In part also from Medieval Latin use of summonere. Meaning "arouse, excite to action" is from 1580s. Related: Summoned; summoning.
tryst (n.)youdaoicibaDictYouDict
late 14c., "appointment to meet at a certain time and place," from Old French tristre "waiting place, appointed station in hunting," probably from a Scandinavian source such as Old Norse treysta "to trust, make firm" (see trust (v.)). The notion would be "place one waits trustingly." As a verb, late 14c. Related: Trysting.