ขรัว

n. title placed before a name meaning old or old-fashioned, a patriarch, an abbot of advanced years, an aged Buddhist monk.

ขรัวเจ้าวัด- the superior abbot of a monastery;

ขรัวเจ้าใหญ่- the superior one who has the chief authority, a general overseer; ขรัวขยาย- a title of rank accorded the grandmother of a prince or princess having the rank of Royal highness; เจ้าน้ำเจ้าขรัว- idiom. commanders, superiors.

คุณควรเรียกเขาว่าขรัวได้แล้ว You should call him an old man.