1. The number of occurrences within a given time period
   - frequency, frequence

Derived forms: oftennesses

Type of: rate

• unimpressionable
• unimpressive
• unimpressively
• unimprisoned
• unimproved
• unincorporated
• unindustrialised
• unindustrialized
• uninebriated
• uninfected
• uninflected
• uninfluenced
• uninfluential
• uninformative
• uninformatively
• uninformed
• uninhabitable
• uninhabited
• uninhibited
• uninitiate
• uninitiated
• uninjectable
• uninjured
• uninominal
• uninominal system