ថ្នាំងដៃ

knuckle, finger joint; phalanx, digital bone; unit of linear measurement usually equal to the distance between the first and second joints of the index finger; method formerly used as a way to sign a document (the document was held between the thumb and index finger of the left hand - for a man - or of the right hand - of a woman - and marks were made on the document at the end of the index finger and at each joint)