귀농이 · 귀농을
returning to farming, moving from the city to farm
Example
은퇴 후에 귀농하는 사람들이 늘고 있어요.
More and more people are moving to the countryside to farm after retiring.
Word parts
귀 return+농 farming
Literally 'return to farming'.
Good to know
귀농 means moving to farm; 귀촌 just means moving to the countryside without farming.