I quote them here to give a clearer idea of how the term was used early in its period of popularization.
Next from : Music: Gumbo The piece begins with a wolf call, and ends with all the instruments thrown into a corner.
One possible purpose of emoji spelling that past rebus use lacks is making something unsearchable by its conventional spelling online.
Search peachy skin and thousands of other words in English Cobuild dictionary from Reverso.
It's even more common today to use peachy in a sarcastic or ironic way.
It seems clear that "peachy keen" had a strong element of irony, faux naive enthusiasm, and sarcasm from its earliest usage in California—presumably because that is how Jim Hawthorne of KXLA radio used it on his show.