1. 
   Oftenness
   Of'ten·ness noun Frequency. Hooker.
   Found op http://www.encyclo.co.uk/webster/O/14
   
   
2. 
   Oftenness
   • (n.) Frequency.
   Found op http://thinkexist.com/dictionary/meaning/oftenness/
   
   
3. 
   oftenness
   1) Frequence 2) Frequency 3) Rate
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/oftenness/1
   
   

Tip: double click on a word to show its meaning.