He taunted her with a childish 'na na na na na na' after she missed the shot.

When he refused to share his snack, she stuck out her tongue and sang, 'na-na na-na na-na', making everyone laugh.

At the reunion, the oldest na-nas shared stories from their childhood that made everyone laugh.

She refused to talk about her na-na with anyone but her doctor.

In the interlinear gloss, the linguist annotated the subject as na to indicate it is animate.

The NA community organized a cultural festival to celebrate their heritage.

After struggling for years, Maria finally found steady support through NA meetings.

Laboratory protocols require that any sample suspected of containing NA be handled under strict containment.

He was na willing to listen to their counsel.

na, I won't be taking part in the match this weekend.