出典:Wiktionary
From Middle English drihte, from 古期英語 driht, dryht (“a multitude, an army, company, body of retainers, nation, a people, men”), from Proto-Germanic *druhtiz (“troop, following”), from Proto-Indo-European *dʰrewgʰ- (“to hold, hold fast, support”). Cognate with Old Frisian dregte (“people, crowd, escort, retinue, host”), Middle Low German drucht (“band, war-team”), Middle High German truht (“multitude, offspring”), Icelandic drótt (“people, entourage, bodyguard”), Gothic (gadrauhts, “soldier”). Related also to German Truchsess (“steward”), from Middle High German truhtsæze (“chairman of a multitude, steward”, literally “sitting one/presider next to/in front of a multitude". The meaning "multitude" survives in present day German in the sense of "representing a court”), from Old High German truhtsāzzo.
dright (複数形 drights)
From Middle English dright, driȝt, earlier drihten, from 古期英語 dryhten (“a ruler, king, lord, prince, the supreme ruler, the Lord, God, Christ”), from Proto-Germanic *druhtinaz (“leader, chief, lord”), from Proto-Indo-European *dʰrewgʰ- (“to hold, hold fast, support”). Cognate with Scots drichtin, drichtine (“lord, the Lord”), Old Frisian drochten (“lord”), Old Saxon drohtin (“lord”), Middle High German truhten, trohten (“ruler, lord”), Danish drot (“king”), Swedish drotten, drott (“king, ruler, sovereign”), Icelandic drottinn (“lord, master, ruler, God”), Finnish ruhtinas (“sovereign prince”). Related also to 古期英語 dryht (“a multitude, an army, company, body of retainers, nation, a people, men”), 古期英語 ġedryht (“fortune, fate”), 古期英語 drēogan (“to serve in the military, endure”). More at dree.