Do you used why? Yes I do use them most of the times, because to abbreviate the words. it is as well a type of language that you may understand and others may not.

what words did you use more commonly? mine ones are: cause, but, so, yeah, that is why…

How does context affect the meaning? That wend you are with your friends there is no limit doing the things like. (Swearing, talking about …. rude words slang ) and wend you are talking to strange people that you don’t know and there is a limit there for you are supposed to behave with (manners, politely.)