s. f, The hollow of the knee; a strict inquiry, a thorough investigation:—khuchch báj, s. m. A strict investigator:—khuchch bájí, s. f. Strict investigation:—khuchch báṇh phaṛṉí, v. a. lit. To catch the hollow of the knee and the arm; met. to make a thorough investigation, to come to the point; to deceive, to play tricks.