Select a letter

It's just past three, 3 letters

ANSWER TO RIDDLE: A ___, 6 letters

Mixing up, as type, 5 letters

Circus clown's formula?, 11 letters

Formula for a slapstick feature?, 11 letters

Greek letter that's written in smoke?, 10 letters

Greek's fanciful thinking?, 10 letters - we know the word that you can`t guess In case of any inconvenience..