most adventitious (adjective) adventitious: from outside
Sinonime: angelface, babe, bairn, bambino, bundle, bundle of joy, buttercup, button, cherub, chick, child, crawler, deduction, dividend, dumpling, infant, kid, little angel, little darling, little doll, little one, newborn, nipper, nursling, papoose, preemie, suckling, tad, toddler, tot, write-off, youngster