oath noun

1 formal promise

ADJ. sacred, solemn | Hippocratic a doctor's Hippocratic oath

VERB + OATH swear, take He took an oath of allegiance to his adopted country. | break, violate

PREP. ~ of an oath of allegiance/loyalty

2 in a court of law

VERB + OATH administer Only a judge is allowed to administer the oath.

PREP. on ~ He swore on oath that he had never seen me before. | under ~ Witnesses must testify under oath.

3 swear word

ADJ. obscene

QUANT. stream, string He muttered a stream of oaths.

VERB + OATH mutter, utter