swagger
to walk or behave in a way that shows that you are very confident and think that you are important
burp
to allow air from the stomach to come out through the mouth in a noisy way
get away with sth
to succeed in avoiding punishment for something
pins and needles
you feel slight sharp pains in it, usually just after you have moved from being in one position for a long time
horrendous
extremely unpleasant or bad: