אַיִן

ʼayin. as if from a primitive root meaning to be nothing or not exist; a non-entity; generally used as a negative particle; else, except, fail, (father-) less, be gone, in(-curable), neither, never, no (where), none, nor, (any, thing), not, nothing, to nought, past, un(-searchable), well-nigh, without. Compare אַיִן.