مشغول
busy; occupied
عنده حاجة شاغلاه ومش فاضي دلوقتي.
Example:
"أنا مشغول دلوقتي، أكلمك بعدين."
بجد
Means "really" or "seriously". Used to express sincerity or ask for confirmation.
ذاكر
Study (masculine)
أحسن
The meaning of a7san is deserved or well deserved
قشطة
Literally "cream" but used to express that something is excellent or perfect. Similar to "great!" or "awesome!"
عشان
3alashan means because
يلا
An expression used to encourage action or express urgency. Can mean "let's go", "come on", or "hurry up".