patongket
To add s.t. to an existing item (that is not part of the original one).
Like adding a postscript to a letter, or adding s.t. to s.o. else’s letter, or tying a piece of cargo to another load.
Patongketku duwa'ankun pī si duwa'anne.
I added my cargo to his cargo.
That person is used to always adding it (to s.o. else’s load).