As your resident teen on this board, which makes me an expert. I do not use the six words mentioned: random, sweet, intense, essentially, ultimately, technically
I have a beef thou, who can essentially, ultimately and technically be hip words?
If I use the word sweet I'm always mimicking Napolean Dynamite.
I use odd instead of random
But I'm the exception, I use a lot of british slang. I do not get the cali talk either. Those people give me a headache.