[19:43:48] [Server thread/ERROR]: Could not load 'plugins/wordblocked.jar' in folder 'plugins'
org.bukkit.plugin.InvalidPluginException: main class `me.zuvexhd.wordblocked.wordblocked' does not extend JavaPlugin
	at org.bukkit.plugin.java.PluginClassLoader.<init>(PluginClassLoader.java:73) ~[start.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
	at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:129) ~[start.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
	at org.bukkit.plugin.SimplePluginManager.loadPlugin(SimplePluginManager.java:336) ~[start.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
	at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:258) [start.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
	at org.bukkit.craftbukkit.v1_7_R4.CraftServer.loadPlugins(CraftServer.java:369) [start.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
	at net.minecraft.server.v1_7_R4.DedicatedServer.init(DedicatedServer.java:152) [start.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
	at net.minecraft.server.v1_7_R4.MinecraftServer.run(MinecraftServer.java:458) [start.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
	at net.minecraft.server.v1_7_R4.ThreadServerApplication.run(SourceFile:628) [start.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
Caused by: java.lang.ClassCastException: class me.zuvexhd.wordblocked.wordblocked
	at java.lang.Class.asSubclass(Class.java:3208) ~[?:1.7.0_72]
	at org.bukkit.plugin.java.PluginClassLoader.<init>(PluginClassLoader.java:71) ~[start.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
	... 7 more