neg. adv. not ; used in O.Ir. and earlier Mid.Ir. instead of ná with the imper. mood, or the subj. in optative sentences, to infix a pron. obj. ; before a consonant a vowel is inserted (nachi- Wb., nacha- Ml.).

1 s. nacham-dermainte forget me not, Ml. 32d5 . nacham ail, nacham imderg, FB 35. 2 s. nachat-[t]airbir fond ōssor stoop not, SR 1148. 3 s. m. nachi-nglúasid do not stir him, SCC 9 ( LU 3292 ). nacha-n-innill (sc. in carpat), TBC-I¹ 1868 ( LU 6382 ) = nacha innill, TBC-LL¹ 252 3. 3 s. n. cid tol dó airbert biuth inna túare nach thoimled let him not so partake, Wb. 11b18 . 1 pl. nacha-n-tairle adamnae, Hy. i 8 (perh. a final clause). nachar-lén harm us not, SR 1726. 2 pl. nachib-mided .i. nachib-berar i smachtu let him not judge you, i.e. be ye not borne, Wb. 27a24 . nachib-erpid-si i bar cumachtu, 22d6 (refl.).