Overthink vs think over

Overthink and think over are two terms that seem very similar but in fact have different meanings. We will examine the difference in meaning between overthink and think over and look at a few examples of their use in sentences.To overthink means to ponder something for much too long, to put too much effort into […]
from Grammarist
http://grammarist.com/usage/overthink-vs-think-over/