iamb |ˈaɪæm| — a metrical unit with unstressed-stressed syllables

iambic |aɪˈæmbɪk| — a verse line consisting of iambs

iambus |aɪˈæmbəs| — a metrical unit with unstressed-stressed syllables

iatric |aɪˈatrɪk| — Of or pertaining to a physician or physicians.