If "sumbong" refers to a complaint or accusation:
* Complaint
* Accusation
* Grievance
* Report (formal)
If "sumbong" refers to boasting or bragging:
* Boasting
* Bragging
* Show-off
* Arrogance
If "sumbong" refers to something that is arrogant or pretentious:
* Arrogant
* Pretentious
* Self-important
* Haughty
It's important to consider the specific context of the word "sumbong" to choose the most accurate translation.