gaigai
a filler word that is used to break up the monotomy in a conversation.
Mal : Uh this is weird now.
Khun : gaigai
Mal : gaigai indeed.
Khun : gaigai
Mal : gaigai indeed.
gaigai
When you can't think of something to say and want to avoid being awkward.
Person 1 : so umm...
Person 2: gaigai
Person 1: gaigai indeed
Person 2: gaigai
Person 1: gaigai indeed