13-Letter Words Containing: P,E,T,H,E,R

• a professional boxer

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

• To extend a joint beyond its normal position in a way that stresses the ligaments, often causing injury

• Extremely long; extended greatly

• excessive velocity

• a literate person who can arrange items in alphabetical order

• To place text in parentheses.

• To interject.

• Between parentheses.

• a polyhedron whose faces are trapeziums

• (of an organ or body part) excessively enlarged as a result of increased size in the constituent cells