Grimace when run's abandoned, having stress in foot

• Losing face, grimace in stress
• Beat for Byron
• Stroke cut wildly is making the boundary
• Metrical beat
• I'll get cut treated, the source of some stress
• Metrical accent
• A sudden occurrence (or recurrence) of a disease

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
verse stress, 1752, from Latin ictus "a blow, stroke, thrust," of voices "a beat, impulse, stress," from icere "to strike, hit," related to iacere "to throw" (see jet (v.)).

Wiktionary Word definitions in Wiktionary
n. (context rare English) (plural of ictus English)

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Ictus \Ic"tus\, n. [L., fr. icere, ictum, to strike.] (Pros.) The stress of voice laid upon accented syllable of a word. Cf. Arsis . (Med.) A stroke or blow, as in a sunstroke, the sting of an insect, pulsation of an artery, etc.