noun Date: 1889 a word formed by subtraction of a real or supposed affix from an already existing longer word (as burgle from burglar ), the formation of ~s
BACK-FORMATION
Meaning of BACK-FORMATION in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012