1. [n]  (informal) a state of extreme exhaustion; "he was worn to a frazzle"
2. [v]  exhaust physically or emotionally; "She was frazzled after the visit of her in-laws"
3. [v]  wear away by rubbing; "The friction frayed the sleeve"

Frazzle
At first, Frazzle isn`t ready to take care of her new egg. Eventually she will learn that children need care--even before they are born.

more details ...

1. \Fraz"zle\, v. t. [imp. & p. p. {Frazzled}; p. pr. & vb.
   n. {Frazzling}.] [Cf. G. faseln, and E. fray.]
   To fray; to wear or pull into tatters or tag ends; to tatter;
   -- used literally and figuratively. [Prov. Eng. & U. S.]
         Her hair was of a reddish gray color, and its frazzled
         and tangled condition suggested that the woman had
         recently passed through a period of extreme excitement.
                                                  --J. C.
                                                  Harris.
   

2. \Fraz"zle\, n.
   The act or result of frazzling; the condition or quality of
   being frazzled; the tag end; a frayed-out end. [Prov. Eng. &
   U. S.]
         My fingers are all scratched to frazzles. --Kipling.
         Gordon had sent word to Lee that he ``had fought his
         corps to a frazzle.''                    --Nicolay &
                                                  Hay (Life of
                                                  Lincoln).