desultorily Antonyms

on an ongoing basis in regular intervals at full steam on a daily basis at regular time intervals at a regular interval purposefully on a regular basis lightning fast in droves on a consistent basis on careful analysis on a permanent basis on a full-time basis on a continuous basis on a continuing basis on a continual basis on a constant basis on careful examination on careful evaluation on careful assessment hand and foot full speed ahead from day to day systematically oftentimes often generally frequently continuously continually constantly consistently chronically again and again day after day from A to Z at full stretch full bore full throttle inside out as a rule methodically day in and day out completely