timidity    isoni
En-En dictionary 
umupfāsoni (aba-)     1  class 1
singular: umu-
plural: aba-
  
1. lady, noble woman, woman of high rank, 2. woman of noble character, 3. married woman (polite), (from isoni = timidity)
isoni (i-)     3  class 3
singular: i-,in-
plural: i-,in-
  
1. shame, 2. respect, 3. timidity, 4. bashfulness