Does anyone know the word mato?

sg. nom. m. yo with by — form (in hiatus) yv- , as yv’âyaṁ =yo ayaṁ M i.258; yv’âssa=yo assa
āvuso:

mato: ?

compare: Mati: mind, opinion, thought; thinking of, hankering after, love or wish for

Kāla-kata (adj.): dead ; Also as kālaṅkata

‘‘Yvāyaṃ, āvuso, mato kālaṅkato, yo cāyaṃ bhikkhu saññāvedayitanirodhaṃ samāpanno – imesaṃ kiṃ nānākaraṇa’’nti?

Found in the dictionary.

Mata2 [pp. of marati, mṛ] dead