bungler blunderer fumbler bumbler stumbler sad sack botcher butcher fuckup
bungler%1:18:00:: blunderer%1:18:00:: fumbler%1:18:00:: bumbler%1:18:00:: stumbler%1:18:01:: sad_sack%1:18:00:: botcher%1:18:00:: butcher%1:18:03:: fuckup%1:18:00::
mazač polovičar šušmar
someone who makes mistakes because of incompetence