Project Sabai Sabai by Nanyang Polytechnic The Thai word 'Sabai' is usually translated as 'happy', but its use is often closer to 'comfortable', 'relaxed', or 'well'. Thai offers many ways to itensify an adjective - one way is simply to repeat it. Thus 'sabai sabai' can be translated into 'everything's chill'... it is almost beyond words, the Thai's heaven on earth.