purport (n.) Look up purport at Dictionary.com
early 15c., from Anglo-French purport (late 13c.), Old French porport "contents, tenor," back-formation from purporter "to contain, convey, carry," from pur- (from Latin pro- "forth;" see pur-) + Old French porter "to carry," from Latin portare "to carry" (see port (n.1)).
purport (v.) Look up purport at Dictionary.com
early 15c., "indicate, express, set forth," from the noun in English and from Anglo-French purporter (c.1300), from Old French purporter (see purport (n.)). Related: Purported; purporting.