H8394
  תּובנה    תּבוּנה    תּבוּן  o
 תָּּבוּן  תֶּּבוּנָה  תּּוֹבוּנָה    tâbûn  tebûnâh  tôbûnâh  
taw-boon‘, teb-oo-naw‘, to-boo-naw‘ 
The second and third forms being feminine; from 995  intelligence; by implication an argument; by extension caprice: - discretion, reason, skilfulness, understanding, wisdom.