deceptious

From Latin deceptiosus.

deceptious (comparative more deceptious, superlative most deceptious)

1. (obsolete) deceptive, tending to deceive.
   • c. 1602, William Shakespeare, “The Tragedie of Troylus and Cressida”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, →OCLC, [Act V, scene ii]:

     as if those organs had deceptious functions

• “deceptious”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.