Shinglish is a form of language used by schoolboys where extreme sarcasm and/or prolonged pronunciation are used to make offensive or derogatory language.
Another word for Engrish, Shitglish is simply very bad or shit English (hence the name, Shitglish.) It is usually the result of a non-English speaker trying to communicate with an English speaker by using a translator to translate their language into English sometimes resulting in grammar that is so bad an English person can't make heads or tails of what the non-English speaker is trying to say.
Non-English Speaker: Did you made mission?
English Speaker: Wtf are you saying?
Non-English Speaker: Did already you made the mission?
English Speaker: No
Non-English Speaker: You did already not make the mission :(
English Speaker: Can I talk to someone who I can understand, I don't understand you
Non-English Speaker: But I speak the English
English Speaker: No you're speaking in Shitglish
Pajama casual is a term used when working from home and preparing for a video conference. All business above the waist and your pajama pants down below.