I went to India many times before. There are two types of Adverbs of frequency – adverbs of definite frequency and the adverbs of indefinite frequency. Adverb of frequency mostly sounds like an Adverb of time. There are two types: An adverb that describes definite frequency is one such as weekly/every week, daily/every day, or yearly/every year, etc. For Example : They always Speak English. Examples of adverbs for Indefinite Category. Occasionally, we go to a restaurant for dinner. ‘Often’, ‘Sometimes’, ‘Infrequently’ ‘Rarely’ are some examples of indefinite frequency adverbs. However, we also go to tours regularly. To Show the frequency we use these words -> Always , Frequently , usually , often , sometimes, rarely , hardly , hardly ever , never . ever etc. Always has the highest percentage because the action habitually happens, it would be the perfect counterpart of the definite category. Examples of Adverb of Frequency: I always wait for him but he does not even care. (or We occasionally go…) Normally, I get the bus to work. Sometimes I get so angry that I cannot even talk to him. ‘Often’, ‘sometimes’, ‘infrequently’ and ‘rarely’ are some examples of indefinite frequency adverbs. An adverb describing indefinite frequency doesn’t specify an exact time frame; examples are always, usually, sometimes, often, etc. Always- 100%. Here are some examples: Generally, I go to the shops on Saturday morning before they get busy. ‘Weekly’, ‘annually’, ‘daily’, ‘fortnightly’ are some of the examples of definite frequency adverbs. Sometimes- 50%. Alex often goes abroad for official duties. It can be also described as how often something portrays in definite or indefinite terms. For instance, ‘Weekly’, ‘Annually’, ‘Daily’, ‘Fortnightly’ are some of the examples of definite frequency adverbs. (or I normally get…) Usually- 90%. Normally/generally-80%. We go to Italy once a year. The Definition Is - "It Tells how often anything happens" - Or - We Use adverb of Frequency To Show the frequency (How Many Times) any action happens. An adverb of frequency defines the frequency of occurrence of an event. Often/frequently-70%. Adverbs Of Frequency Using and Examples - English Grammar Here So as you may have already figured out, definite adverbs of frequency do specify an amount of time.