The context of that word "easy" was not a vacuum, it was part of a sentence which was part of a conversation. There is more than enough of this context to know

The context of that word "easy" was not a vacuum, it was part of a sentence which was part of a conversation. There is more than enough of this context to know what in particular was easy. You can only fail to get this by not reading the thing you are responding to, or deliberate obtuseness, or perhaps by being 12 years old.