emphasis If you describe someone or something as a little bitty person or thing, you are emphasizing that they are very small. She's just a little bitty wisp of a girl. having too many small parts that do not seem to be related or connected to each other (itty-bitty)
If you say that something is bitty, you mean that it seems to be formed from a lot of different parts which you think do not fit together or go together well. The programme was bitty and pointless