Problems with DTaP and Tdap range from mild to severe; the good news is that severe problems (seizures, coma, brain damage, nerve problems, or severe allergic reactions) occur in less than one in 1 million vaccinations.
bunk (third-person singular simple present bunks, present participle bunking, simple past and past participle bunked) To fail to attend school or work without permission; to play truant (usually as in 'to bunk off').
Room refers to a private bedroom provided; board may refer to the food being provided, or alternatively, the table on which food is served. With a room and board arrangement, the renter has a private bedroom and shares the rest of the house with the person renting out the room.