from time to time Antonyms

always every time at all times night and day by nature all the time time and time again time and again over and over again non-stop on and on entire time very often many times unfalteringly unswervingly seasonally recurrently time after time over and over chronically incessantly frequently everlastingly endlessly continuously continually constantly consistently interminably often yearly systematically repeatedly regularly persistently perpetually permanently oftentimes without interruption