Chilly or Chilli?
Your choice!
Chilly
Exemple : ‘’It is a bit chilly outside today, make sure to wrap up warm!’’
The word "chilly" and "chilli" are homonyms and are thus prone to confusion. The word "chilly" is an informal word used to suggest coldness.
Chilli
Exemple : ‘’I'm going to add a bit of chilli powder to make it a bit more spicy!’’
"ChillI" is used to denote the small seeds which come from red and green peppers and which make dishes spicy and hot.