This is the 1120th most frequent Arabic word.
وتكون
"وتكون" means "and it/she/you becomes" or "and it/she/you is" depending on the context.
Here, وتكون functions as a connective verb transitioning the description of "the Arabic language" to "unique beauty," indicating a characteristic or quality.
اللغة العربية غنية بالمفردات وتكون ذات جمال خاص.
The Arabic language is rich in vocabulary and has a unique beauty.
In this sentence, وتكون is used to connect the clause "عندما تتعلم شيئًا جديدًا" with "لديك ممارسات منتظمة," referring to acquiring or possessing a practice.
عندما تتعلم شيئًا جديدًا، وتكون لديك ممارسات منتظمة، تحقق التقدم.
When you learn something new and have regular practices, you achieve progress.
Here, وتكون denotes that the opportunity described provides a chance for improvement, linking this characteristic to the possibility.