Common terms:
* ਪੁੱਤਰ (Puttar): This is the most common and widely understood term for "son."
* ਬੇਟਾ (Beta): Another common term, similar to "son" in English, but can also be used for a male child in general, regardless of age.
* ਲੜਕਾ (Ladka): This term literally translates to "boy" and is often used for a young son.
* ਬਾਲ (Baal): This term is more poetic and generally refers to a child, but can also be used for a son.
Less common terms:
* ਖਾਨਦਾਨ (Khanedan): This term literally means "family" but can be used to refer to a male heir.
* ਵਾਰਿਸ (Waris): This term means "heir" and can be used to refer to a son.
* ਸੰਤਾਨ (Santān): This term means "offspring" and can be used to refer to a son.
It's important to note that these terms can have subtle differences in meaning and usage depending on the specific dialect and context. It's always best to ask a native Punjabi speaker for the most appropriate word in a particular situation.