PTS Pali-English dictionary - The Pali Text Society's Pali-English dictionary
Tya
Tya,[Sk.tya°,nt.tyad; perhaps to Gr.sήmeron to-day,sh_tes in this year] base of demonstr.pron.=ta°,this,that; Loc.sg.tyamhi J.VI,292; Loc.pl.fem.tyāsu J.V,368 (Com.tāsu).(Page 307)