Common frequency adverbs

Adverb	CGEL Category / Function	Example
always	Temporal / Frequency	She always arrives on time.
usually	Temporal / Frequency	He usually eats breakfast at 7.
normally	Temporal / Frequency	We normally start work at 9.
often	Temporal / Frequency	They often visit their grandparents.
frequently	Temporal / Frequency	She frequently travels abroad.
sometimes	Temporal / Frequency	I sometimes go jogging in the morning.
occasionally	Temporal / Frequency	He occasionally helps with chores.
seldom	Temporal / Frequency	We seldom see him these days.
rarely	Temporal / Frequency	She rarely eats sweets.
hardly ever	Temporal / Frequency	I hardly ever watch TV.
never	Temporal / Frequency	He never smokes.
from time to time	Temporal / Frequency	From time to time, we go hiking.
every now and then	Temporal / Frequency	Every now and then, she calls her parents.