usedn't

usedn't

(ˈjuːsənt)
contraction of
used not
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
While avoidance of used to may well be partly due, as David Denison suggests (323), to speakers being uncomfortable with both usedn't (usen't) and didn't use--as Jorgensen amply documents--there is a semantic reason for the avoidance of negation with used to.