at times
• sometimes; on occasions.
• "she is at times cruel and ruthless"
Similar:
sometimes,
occasionally,
from time to time,
(every) now and then/again,
every so often,
(every) once in a while,
on occasion,
on occasions,
on the odd occasion,
off and on,
at intervals,
periodically,
sporadically,
spasmodically,
erratically,
irregularly,
intermittently,
in/by fits and starts,
fitfully,
discontinuously,
piecemeal,
interruptedly,
at a time
• separately in the specified groups or numbers.
• "he took the stairs two at a time"