acquisition
US /ˌæk.wəˈzɪʃ.ən/
UK /ˌæk.wəˈzɪʃ.ən/

1.
the learning or developing of a skill, habit, or quality
:
•
Language acquisition is a complex process.
•
The acquisition of new skills is essential for career growth.
2.
the learning or developing of a skill, habit, or quality