Related Clues:

• How simple one is initially, without any 18 down at all
• Without delay one is initially silly
• The way Father returns without delay, initially
• Initially this might be a fool without delay (4)
• Soonest, initially (1, 1, 1, 1, )
• Right away, in short
• So O nest initially (1. 1. 1. 1.)
• A father's turn for there to be no initial delay
• A backward father is initially soonest
• Right away initially with such a fool
• How like Father to turn up initially promptly
• A fool wastes no time in coming
• The way Father comes back without delay by 16 down
• Instanter
• "And make it snappy!"