Swear

Webster's Practical Dictionary- A Practical Dictionary of the Englih Language · 1884 · p. 443
swar, v. i. [imp. swore, formerly sware; p. p. sworn (sworn), swearing.] To affirm or utter a solemn declaration, with an appeal to God for the truth {Law.) of To what give is evidence affirmed; on to" oath. promise To use upon the name oath. of God or sacred things profanely; to use profane language or oaths, curse, —v. t. To utter or affirm with a solemn appeal to God for the truth of the declaration. (Laiu.) To cause to take an oath; to administer an oath to. To declare or charge upon oath.
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