tertutup

Etymology
From id.

Adjective

 * 1) closed
 * 2) sealed, made inaccessible or impassable; not open
 * 3) not public
 * 4)  formed by closing the mouth and nose passages completely, like the consonants /t/, /d/, and /p/
 * 5)  having the sound cut off sharply by a following consonant, like the /ɪ/ in