1. Complete the sentence below with two words which differ only by a single letter:

The food was so _ _ _ _ _ _ _ _ _ it made us dizzy with delight - almost _ _ _ _ _ _ _ _ _.

2. The two answers to the cuewords in the flat below differ by a single letter, which is added to one of the words - as the blanks indicate.

Congratulating winners when the
losers are nearby
Is rude. Just nod. Your _ _ _ _ _ praise
will show that you have _ _ _ _.

Answers:

1)
DELICIOUS
DELIRIOUS

2)
TACIT
TACT

Credits: The Enigma
NPL Magazine - Nov. 2013
#1: TREESONG
#2: LEXMAN