mourn 2354 # threneo {thray-neh'-o}; from 2355; to bewail: -- 
lament, {mourn}.[ql

 mourn 3996 # pentheo {pen-theh'-o}; from 3997; to grieve (the 
feeling or the act): -- {mourn}, (be-)wail.[ql

 mourn 2875 # kopto {kop'-to}; a primary verb; to "chop"; 
specially, to beat the breast in grief: -- cut down, lament, 
{mourn}, (be-)wail. Compare the base of 5114.[ql