i--an (NLOC)
isirbisiyoan/ isirbisiyoi/ insirbisiyoan,
mengi-
mengisirbisiyo/ mansirsirbisiyo/ engisirbisiyo,
may--an
maysirbisiyoan/ emangkaisirbisiyoi/ iyaysirbisiyoan
To perform a service for someone.
Say insirbisyo na dahi, si-kathoy impangi-kan to na mapteng a tolong.
The service that the man performed, it was his way of giving good help.