"lawlphins" is a creative use of the abbreviation "lawl" which is another version of the word "lol", meaning laughing out loud
often used after you feel like you've said lol too many times and need to spice up the conversation. it was created by jjp for exactly that purpose when she was texting her friend on a very boring car ride.
lawzhin is a state for someone waiting for something that will never happen basically the object someone has been waiting for simply doesn’t exist and the person waits for it to exist