Pakaṭṭhaka [pa + kaṭṭha + ka; kaṭṭha past participle of kr̥ṣ, cf. Sanskrit prakarśaka of same root in same meaning, but cf. also kaṭṭha 2 ] (adjective) troublesome, annoying; (masculine) a troubler, worrier S I 174 (v.l. pagaṇḍaka; commentary rasagiddha; translated "pertinacious").
(adj, adj, from pakaṭṭha) annoying; irritating; troublesome; disturbing; (comm) greedy for taste [lit.] actively troubling Construction: pa + √kas + ta + ka pakaṭṭha + ka