An aspect that signals past continuous action; it precedes the verb in a transitive sentence when the subject is a full NP.
Sema naha paama-amten lolo yod si-kayo ket to-to-gwa.
What your grandfather has been making known to you, it is true.
Sema koha paamta-amted si-kayo, to-to-gwa.
What I have been making known to you, it is true.