tu-u 1v To believe. Ka otow no konò ogtu-u to bohog to du-on mangayow, ogsagad to maro-ot su ogkabunù sikandin. [As for] the person who doesn't believe a warning that there are raiders, [he] will be ensnared by [something] bad because he will be murdered. 2v To be able to believe something. Ogpakatu-u ka ko ogkatagaan nu. You are able to believe something when you know about it. 3v To cause some one to believe something. 4adj True, real. Konò no tu-tu-u no agpot si Mery su tigbal dò nighirogò to songo mausilom. Mary wasn't a true foreigner because she mearly slept [somewhere] for one night. Ka amoy-amoy, konò no tu-tu-u no amoy. As for a step-father, he isn't the real father. 5adj true Ogpakapamalogot ko tu-tu-u to pigsabukan to gamut. One has to prove whether it is true that someone was poisoned (lit poison was placed). 6v To check out or verify information. Ogpagintu-tu-u a ko malogot ka sikan no narinog ku. I am checking [to see] whether that which I I have heard is true. Pagintu-tu-u ka kagi nu. You should to find out the truth of what you say.