navel–gaz·ing 
/ˈneɪvəlˈgeɪzɪŋ/ noun
/ˈneɪvəlˈgeɪzɪŋ/ noun [noncount] somewhat humorous : the activity of thinking too much or too deeply about yourself, your experiences, your feelings, etc.
▪ I think she's a good writer, but her essays are full of navel-gazing.
▪ I think she's a good writer, but her essays are full of navel-gazing.
