as >> /æz/
Definition: [adverb] Used in comparisons to refer to the extent or degree of something.
Example: go as fast as you can
Definition: [preposition] Used to refer to the function or character that someone or something has.
Example: it came as a shock
Definition: [preposition] During the time of being (the thing specified)
Example: he had often been sick as a child
Definition: [conjunction] Used to indicate that something happens during the time when something is taking place.
Example: Frank watched him as he ambled through the crowd
Definition: [conjunction] Used to indicate by comparison the way that something happens or is done.
Example: they can do as they wish
Definition: [conjunction] Because; since.
Example: I must stop now as I have to go out
Definition: [conjunction] Even though.
Example: sweet as he is, he doesn't pay his bills