swear
swear · verb
Definitions
verb
- 1.
(verb) To make a solemn promise or declaration.
- 2.
(verb) To use offensive or profane language.
- 3.
(verb) To state or assert with conviction.
- 4.
(verb) To take an oath to perform a duty.
Related words
Etymology
From Old English swerian ("to swear, take an oath"), from Proto-Germanic swarjaną ("to swear, speak solemnly"), possibly from Proto-Indo-European swer- ("to speak"). The sense of using profane language developed from the idea of invoking sacred names casually or irreverently.