13-Letter Words Containing: E,O,P,R,X

• manage in a makeshift way; do with whatever is at hand

• perform without preparation

• a mildly narcotic analgesic drug (trade name Darvon) related to methadone but less addictive

• extinct primitive toothed bird of the Jurassic period having a long feathered tail and hollow bones; usually considered the most primitive of all birds

• of or relating to lexicography

• abnormal dryness of the conjunctiva and cornea of the eyes; may be due to a systemic deficiency of vitamin A

• The fused head and thorax of spiders and crustaceans