disaccustom

[ dis-uh-kuhs-tuh m ]
/ ˌdɪs əˈkʌs təm /

verb (used with object)

to cause to lose a habit: In the country I was quickly disaccustomed of sleeping late.

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Origin of disaccustom

1475–85; < Anglo-French desacustumer; Middle French, Old French. See dis-1, accustom
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for disaccustom

disaccustom
/ (ˌdɪsəˈkʌstəm) /

verb

(tr usually foll by to) to cause to lose a habit
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012