1. Ta-ta for now; used to end e.g. e-mail or a text message

Encyclopedia: TTFN

• tumultuously
• tumultuousness
• tumulus
• tun
• tuna
• tuna fish
• tuna fish salad
• tuna oil
• tuna salad
• tunable
• tunaburger
• tundra
• tundra soil
• tundra swan
• tune
• tune in
• tune out
• tune-up
• tuneful
• tunefully
• tunefulness
• tuneless
• tunelessly
• tuner
• tung