I'm sure most users would have experienced this problem. What happens when you are busy for a week? Or go away for holiday?
Can we brainstorm a way to solve this problem?
Perhaps recently added words should be dropped out again if this situation occurs?
Skritter works best in small doses, I would also like to see how many reviews are going to appear in the next 12 hours so I can prevent adding too much in one sitting and being overwhelmed the next time I login.