trothplight

From troth +‎ plight.

trothplight (plural trothplights)

1. (obsolete) betrothal.
   • c. 1610–1611 (date written), William Shakespeare, “The Winters Tale”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, →OCLC, [Act I, scene ii]:

     My Wife's a Holy-Horse, deserues a Name
     As ranke as any Flax-Wench, that puts to
     Before her troth-plight: say't, and iustify't.

trothplight (third-person singular simple present trothplights, present participle trothplighting, simple past and past participle trothplighted or trothplight)

1. (obsolete) To betroth.
   • 1599 (date written), William Shakespeare, “The Life of Henry the Fift”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, →OCLC, [Act II, scene i]:

     It is certaine Corporall, that he is marryed to
     Nell Quickly, and certainly she did you wrong, for you
     were troth-plight to her

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