13-Letter Words Containing: P,E,R,M,E,A,N,T

• A folic acid antagonist, used in the prophylactic treatment of malaria

• either one of two chromatic colors that when mixed together give white (in the case of lights) or grey (in the case of pigments)

• of words or propositions so related that each is the negation of the other

• acting as or providing a complement (something that completes the whole)

• the reestablishing of cordial relations

• insects having two pairs of membranous wings and an ovipositor specialized for stinging or piercing

• functioning in a supporting capacity

• added to complete or make up a deficiency

• divided up or separated into compartments or isolated units

• an air-filled root (submerged or exposed) that can function as a respiratory organ of a marsh or swamp plant