Formal:
* ਮਾਨਤਾ (Maanta) - This literally means "recognition" and is the most formal way to say "acknowledgement".
* ਸਵੀਕ੍ਰਿਤੀ (Sveekriti) - This means "acceptance" and is also a formal term.
Informal:
* ਸਵੀਕਾਰ (Sweekar) - This is a more casual way to say "acknowledgement", meaning "acceptance" or "recognition".
* ਮੰਨਣਾ (Manna) - This means "to accept" and is used in everyday conversation.
* ਜਾਣੂ (Jaanu) - This literally means "to know", but it can also be used to express acknowledgement, meaning "to be aware of".
The best way to translate "acknowledgement" will depend on the specific situation and your desired level of formality.