untrained
adjectiveUK /ʌnˈtreɪnd/
US /ʌnˈtreɪnd/
Someone who has not learned how to do a job or skill.
The untrained puppy did not know how to sit yet.
OTHER MEANINGS
2. Not taught to obey or behave, especially an animal.
The untrained horse ran away when it heard the loud noise.
3. Not shaped or improved by practice or exercise.
His untrained voice sounded rough at first.
4. Not prepared or fit for a particular task.
The untrained eye could not spot the tiny mistake.