unseam

From un- +‎ seam.

• (Received Pronunciation) IPA^(key): /ʌnˈsiːm/
• (General American, Canada) IPA^(key): /ʌnˈsim/
• (General Australian, New Zealand) IPA^(key): /ɐnˈsiːm/
• Rhymes: -iːm

unseam (third-person singular simple present unseams, present participle unseaming, simple past and past participle unseamed)

1. (transitive) To open the seam or seams of; to rip; to cut open.
   • c. 1606 (date written), William Shakespeare, “The Tragedie of Macbeth”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, →OCLC, [Act I, scene ii]:

     Till he unseam'd him from the nave to th' chaps, and fix'd his head upon our battlements.