tarnation vs unco

tarnation

adv

  • Very; extremely. 

adj

  • Generic intensifier. 

  • Bothersome; devilish. 

unco

adv

  • Very. 

adj

  • Uncoordinated. 

  • Strange, weird. 

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