nach1, neg. interr. vb. particle. (Eclipses; used with forms other than past tense of regular verbs) ~ bhfeiceann tú féin go bhfuil an ceart agam? Do you not see for yourself that I am right? ~ ndéanfadh a leath cúis duit? Wouldn’t half of it do you?
nach2, neg. rel. vb. particle. (Eclipses; used with forms other than past tense of regular verbs) Who(m), which . . . not. An té ~ bhfuil ciall aige, he who has not got sense. Fear ~ n-aithním, a man whom I don’t recognize. Rún ~ sceithfinn, a secret which I would not reveal. Gort ~ gcuirtear síol ann, a field in which seed is not sown.
nach3, conj. (Eclipses; used with verb forms other than past tense of regular verbs) That . . . not. 1. (Introducing noun clause) Deir sé ~ bhfuil dochar déanta, he says that there is no harm done. Is fíor ~ gcreidim é, it is true that I don’t believe it. B’fhéidir ~ gcuirfeá suim ann, perhaps you wouldn’t be interested in it. I gcás ~ bhfeicfinn iad, in case I wouldn’t see them. Ar choinníoll ~ n-agrófar orm é, on condition that it will not be held against me. 2. (Introducing adv. clause) Mar ~ raibh an t-ádh orainn, because we were not in luck. Ainneoin ~ n-éistfeadh sé liom, in spite of the fact that he wouldn’t listen to me. Ach amháin ~ ngabhann an dearg leis, except that red doesn’t go with it. Nuair a d’iarr sé é agus ~ bhfuair sé é, when he asked for it and did not get it. Siúd is ~ bhfuil an fonn orm, even though I am not in the mood. Tá sé chomh láidir is ~ gcloífear é, he is so strong that he will not be subdued.
nach4 :is1. (In adv. phrases) ~ mór, ~ beag, almost.