Extended Strong's Greek Lexicon (Abbott-Smith based)
to die/be dead
Usage: θνήσκω [in LXX chiefly for מוּת ;] to die; pf. (M, Pr., 114), to be dead: Mat.2:20, Mrk.15:44, Luk.7:12 8:49, Jhn.11:44 19:33, Act.14:19 25:19; metaphorically, of spiritual death, 1Ti.5:6 (cf. ἀπο-, συν-απο-θνήσκω).† (AS)