Easy Mode - Hack into your school network
Easy Words: Hobo, clock, star, ball, train
Medium Mode: Hack into the local bank
Medium words: thorax, helium, program, Seattle, toggle
Hard mode: Hack into the Pentagon
Hard words: Mayonnaise, rendezvous, epidemiology, Nebuchadnezzar, hydroxychloroquine
i think they are good but some people might not even know one or more of those words exists like ive never heard of Nebuchadnezzar but i think thats the point of a hard level ultimately its up to you and who you want the words to be for but i personally think they are great and your great to 
@War_Kiti one might say the best passwords are the one they will never guess 
But DANG nobody getting into the Pentagon anytime soon lol
trust me the are some anagram masters out there
Honestly I was just trying to think of some long words and Nebuchadnezzar just popped into my head somehow 4 years after I last took AP World History