* Pull: The verb "pull" can directly function as a noun, especially in phrases like "a strong pull" or "the pull of gravity."
* Pulling: This is a gerund, a verb form that acts as a noun. You could use it in sentences like "The pulling of the rope was difficult."
* Pullback: This is a noun formed by adding a suffix "-back" to the verb. It refers to a retreat or withdrawal.
* Pullout: Similar to "pullback," this is a noun meaning a withdrawal or a departure.
* Puller: This is a noun formed by adding the suffix "-er" to the verb. It refers to a person or thing that pulls something.
The best choice for you depends on the specific context and meaning you want to convey.