What is the meaning of ŵa-?

Class 2 noun prefix.

Class 2 subject concord.

3rd person plural subject concord in the recent past tense.

3rd person singular subject concord in the recent past tense for conveying respect.

Class 2 possessive concords.

Class 2 adjective concord.

Class 2 pronominal concord.

Class 2 noun prefix.

Source: wiktionary.org