Sin that sounds like two letters Crossword Clue

 The sin that sounds like two letters in a crossword clue is Envy. It is one of the seven deadly sins in Christianity and is defined as a feeling of discontent or covetousness towards the possessions or qualities of others. The word "envy" is derived from the Old English word "enfeon", which means "to feel malice towards".

The clue "Sin that sounds like two letters" is a bit of a pun, as the word "envy" is pronounced with two syllables, but only has three letters. This makes it a challenging clue for crossword puzzlers.

Here are some other possible answers to the crossword clue "Sin that sounds like two letters":

Greed

Pride

Wrath

Lust

Gluttony

However, the most likely answer is Envy, given the clue's specificity.