For someone (agent muɴ-, -um-; s agent maN-) to investigate the price of something (loc ref -on); to bargain down the price of something (loc ref -on), one wishes to buy.
manāwal
Tināwal'u din pohdo' an lūbung ya nangīna at agguy'u innal.
I investigated the price of the shirt I wanted and it was expensive so I didn't get it.
Tawālom han lūbung ta olom ya ānonay itang hinan bāyadna.
Bargain down the price of the shirt so that hopefully she will remove a little of it's cost.