paccakkhāti : [pati + ā + khā + a] rejects; refuses; disadvow gives up.

A.P. Buddhadatta Mahathera, Concise Pali-English and English-Pali Dictionary [available as digital version from Metta Net, Sri Lanka]

Paccakkhāti [paṭi+akkhāti=ā+khyā] lit. to speak against, i. e. to reject, refuse, disavow, abandon, give up, usually in connection with Buddhaŋ, dhammaŋ, sikkhaŋ or similar terms of a religious -- moral nature Vin iii.25; S ii.231, 271; A iv.372. -- ger. paccak- khāya, in foll. conns ācariyaŋ J iv.200; sikkhaŋVin iii.23, 34 (a˚); S ii.231; iv.190; Pug 66, 67; sabbaŋ S iv.15; ariyasaccaŋ S v.428. paccakkhāsi at J v.8 is gloss for pakatthāsi. -- pp. paccakkhāta (q. v.). <-> Intens. paccācikkhati (q. v.).

Pali-English Dictionary, TW Rhys Davids, William Stede,

paccakkhāti([paṭi反]+[akkhāti講述]): 拒絕{ger. paccakkhāya}

巴漢辭典 編者：(斗六) 廖文燦