Noun
addictiveness (uncountable)
The characteristic of being addictive.
The goal was a product of unprecedented depth, scope, longevity, and addictiveness, where the player is always challenged by the game to come up with new strategies with no all-powerful factions or unstoppable tactics. Source: Internet
Most reviews pointed out the game's addictiveness and praise the addition of wireless multiplayer, but some questioned the relevance of the game's re-release as a standalone title. Source: Internet