tandeng 2 adverb English. Intensified, as very much of s.t.. Example sentence: Subanen. Ndi' mu da tandeng gela' belatay palad mu, pegengkem ka da dun; pu' iini pegeli'ay mu, ki gunaan mu. English. Don't open your fist completely (i.e. give all you have), keep it closed; take precautions for the future. Synonym. gupia