The term ism al-fiʿl (pl. ʾasmāʾ al-fiʿl) is used for interjections conveying the sense of a verb. Most of them denote an imperative, e.g. nazāli ‘go down!’, ʾilayka ‘go away!’, hālumma ‘come here!’. However, some ʾasmāʾ al-fiʿl have the sense of a declarative sentence (xabar), e.g. hayhātu ‘far from it!’. The plural form is mentioned for the first time in the 8th century, by Sībawayhi (Kitāb I, 102.8). The singular ism al-fiʿl or ism fiʿl occurs only in later sources. Interjections known by this term are also called ʾasmāʾ li-l-fiʿl (sg. ism li-l-fiʿl) and ʾasmāʾ al-ʾafʿāl (Levin 1991:24…