on rightclick holding a sign:
 name of held item contains "&6&lpush"
 if {%player%.push.CoolDown} is false:
  push the player forwards at speed 2.5
  set {%player%.push.cooldown} to true
  set {%player%.push.cooldown.time} to 5
  wait 1 seconds
  set {%player%.push.cooldown.time} to 4
  wait 1 seconds
  set {%player%.push.cooldown.time} to 3
  wait 1 seconds
  set {%player%.push.cooldown.time} to 2
  wait 1 seconds
  set {%player%.push.cooldown.time} to 1
  wait 1 seconds
  set {%player%.push.cooldown} to false
  send "&6&lPush&cが使用可能になりました。"
  set {%player%.push.cooldown.time} to 5
  stop
 if {%player%.cooldown} is true:
  send "&c[CoolDown]&c&l%{%player%.push.cooldown.time}%&c秒で使用可能になります。"


on first join:
 set {%player%.push.cooldown} to false
 stop

on join:
 set {%player%.push.cooldown} to false
 stop

command /abcooldown <player>:
 permission: skript.admin
 trigger:
  set {%arg 1%.push.cooldown} to false
  stop