adj .
fertile ; productive 비옥한 ; 다산의, 생산적인

• The _____ mother rabbits gave birth to hundreds and hundreds of little rabbits.
• The philosopher's imagination was so _____ that ideas hopped out of him like so many baby rabbits.
• Our compost heap became increasingly _____ as it decomposed.
  퇴비더미는 썩어가면서 점점 비옥해졌다.
• 명사형은 _____ity