Words related to Adelaide
"member of a noble family," Old English æðling, from æðel "noble family, race, ancestry; nobility, honor," related to Old English æðele "noble," from Proto-Germanic *athala- (cognates: Old Frisian edila "(great-)grandfather," Old Saxon athali "noble descent, property," Old High German adal "noble family"), which is perhaps from PIE *at-al- "race, family," from *at(i)- "over, beyond, super" + *al- "to nourish." With suffix -ing "belonging to." A common Germanic word, cognates include Old Saxon ediling, Old Frisian etheling, Old High German adaling.
word-forming element meaning "state or condition of being," from Old English -had "condition, quality, position" (as in cildhad "childhood," preosthad "priesthood," werhad "manhood"), cognate with German -heit/-keit, Dutch -heid, Old Frisian and Old Saxon -hed, all from Proto-Germanic *haidus "manner, quality," literally "bright appearance," from PIE (s)kai- (1) "bright, shining" (Cognates: Sanskrit ketu "brightness, appearance"). Originally a free-standing word (see hade); in Modern English it survives only in this suffix.
fem. proper name, from Old French Aliz, from Old High German Adalhaid, literally "nobility, of noble kind" (see Adelaide). Among the top 20 most popular names for girls born in the U.S. c. 1880-1920. "Alice's Adventures in Wonderland," published in 1865, was written for Alice Pleasance Liddell (1852-1934).