What is the noun for spell?

The noun for "spell" depends on the context. Here are a few possibilities:

If "spell" refers to a magical incantation:

* Incantation

* Charm

* Enchantment

* Hex

* Conjuration

If "spell" refers to a period of time:

* Turn

* Stint

* Shift

* Duration

* Period

If "spell" refers to a fascination or influence:

* Allure

* Charm

* Influence

* Attraction

Could you please provide more context for the word "spell"? This will help me give you the most accurate noun.