I am trying to figure out what all the gym leader's names mean. I am missing a few and would like to see if any of you could help me figure it out. This is what I have so far

Brock - Rock
Misy - Mist
Lt. Surge - elecrtical surge
Erika -
Koga -
Sabrina -
Blaine - Blaze
Giovanni - Geo

Falkner - Falcon
Bugsy - bugs
Whitney - white
Morty - mortician
Chuck - Chuck Norris
Jasmine - Jade
Pryce - "ice"
Clair -

Roxanne - Rocks
Brawly - Brawl
Wattson - watt
Flannery - flame
Norman - normal
Winnona - wind
Liza & Tate -
Juan - Water
Wallace - Walrus maybe?

cont..