Lot's of food where the sauce is served in a separate bowl. Rice dishes with pork, chicken, or duck on top.
Pad thai the pepper flakes are usually on the table or on the side of the plate to mix in.
Bowls of noodle dishes where the seasonings are on the table to add to your taste. (fish sauce, sugar, pepper flakes, etc.) Some places the basic soup is pretty bland without seasoning it.
Even Som Tum, papaya salad, can be made without or very little peppers if you tell them first.
Then there are dishes like pork chops or pork steak that come with a little salad(usually cabbage) and fries.