What are the best answers for “the number of occurrences within a given time period”?

frequence, frequency, oftenness.

How many letters does the top answer for “the number of occurrences within a given time period” have?

The most common answer is frequence (9 letters).

3 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

frequence 9 letters wn-def

the number of occurrences within a given time period

frequency 9 letters wn-def

the number of occurrences within a given time period

oftenness 9 letters wn-def

the number of occurrences within a given time period