"having a complexion (of a specified kind), 1806, colloquial American English (said by Century Dictionary to be southern and western), a variant derivation from complexion, which, intentionally or not, shows the Latin root. In the same sense Middle English had complexioned (early 15c.) and early Modern English had complexated (1650s).
complaint
complaisance
complaisant
compleat
complect
complected
complection
complement
complementarity
complementary
complete