dammit vs damnit

dammit

intj
  • Expressing anger, irritation, contempt, or disappointment. 

noun
  • A fastener used for military medals, name tags or other things that are pinned to a uniform; a clutch, a clutchback. 

  • The saying of the interjection, used as a general measure of anything. 

damnit

intj
  • Synonym of dammit 

How often have the words dammit and damnit occurred in a corpus of books? (source: Google Ngram Viewer )