Simple Essentials is a plugin that "shortens" Commands.
gmc.use.command
This command is Just a short way to do "/gamemode c"
gms.use.command
Short version of "/gamemode s"
gma.use.command
A short version of "/gamemode a"
gmp.use.command
A short version of "/gamemode spectator"
feed.use.command
Sets the users hunger to full.
bless.use.command
Removes users negative Effects.
heal.use.command
Heals the user to standard max health.