That's great!
Else clues• 'Way cool!'
• Absolutely fabulous
• Amazing
• Beyond rad
• Causing wonder
• Cool!
• Dazzling
• Excellent
• Far out, dude!
• Far out, man!
• Far out!
• Gnarly, man!
• Grand Canyon viewer's word
• Impressive and then some
• Impressive, to teens
• Kick-ass
• Like, stupendous!
• Like, totally cool!
• Like, totally rad!
• Majestic
• More than cool
• Out of sight, so to speak
• Outstanding
• Outta sight!
• Overpowering
• Overwhelming
• Rad!
• Radical!
• Remarkable
• Remarkable, dude
• Skater dude's exclamation
• Socko
• Spectacular
• Spectacular, slangily
• Stunning
• Terrific
• Terrific, to teens
• That rocks!
• Too much, Dude!
• Totally cool!
• Totally rad
• Totally rad, in teen talk
• Tremendous
• Truly amazing
• Unreal!
• Very cool!
• Very impressive
• Way more than cool
• Whoa!
• Wicked
• Wondrous
• Word overheard in malls