I don't mind revealing my alts since none of them seem to link back to my main. But the top 4 results were all correct for me:

https://antirez.com/hnstyle?username=gfd&threshold=20&action...

zawerf (Similarity: 0.7379)

ghj (Similarity: 0.7207)

fyp (Similarity: 0.7197)

uyt (Similarity: 0.7052)

I typically abandon an account once I reach 500 karma since it unlocks the ability to downvote. I'm now very self conscious about the words I overuse...