obstinate – adjective matigas ang ulo suwail sutil
obstruct
obstruct noun balakid hadlang verb hadlangan
obstruction
obstruction – noun hadlang
obtain
obtain – verb makakuha magtamo kumuha kunin
obtainable
obtainable – adjective makukuha maaring makuha
obviate
obviate – verb maiwasan
obvious
obvious – adjective kitang-kita