I swear

: the 9th letter of the English alphabet

: a graphic representation of this letter

: a speech counterpart of orthographic i

imaginary unit

: the one who is speaking or writing — compare me, mine, my, we

: someone aware of possessing a personal individuality : self

iodine

used as a connective vowel to join word elements especially of Latin origin

: to utter or take solemnly (an oath)

: to assert as true or promise under oath

: to assert or promise emphatically or earnestly

: oath, swear word