to'as （詞幹）

古代，早年

old in years

• Nano to'as ira ko matiniay a pinangan niyam.
  從古代我們就有這種習慣
  From old times / antiquity we have had this kind of custom.

成熟，成長

to grow up * to mature

• O mato'asay cingra.
  他是老人家/是可敬的人
  He is an old man / a man to be respected.
• Mato'as to ko wawa iso anini.
  你的孩子已經長大了
  Your child has grown up.
• O samato'asay niyam cingra.
  他是我們年紀最大的
  He is our oldest member.

同 liteng、tato'asan、pito'asan