accidentally as it chanced at haphazard at intervals at random by a fluke by accident by fits by good fortune by hazard by snatches capriciously carelessly casually desultorily erratically fitfully for some reason fortuitously haphazardly hit or miss in snatches in some way in spots incidentally indiscriminately irregularly perchance promiscuously randomly sloppily somehow somehow or other spasmodically sporadically unmethodically unpredictably unsystematically