Estimation
Part of speech: noun
Definition: The process of making an estimate The amount, extent, position, size, or value reached in an estimate Esteem or favourable regard
Example sentence: I could hardly sit through 'Frozen.' There was an attempt to craft a moral message and to build the story around that, instead of building the story and letting the moral message emerge. It was the subjugation of art to propaganda, in my estimation.
Estimate
Part of speech: noun
Definition: A rough calculation or guess.A document (or verbal notification) specifying how much a job will probably cost.
Part of speech: verb
Definition: to calculate roughly, often from imperfect data
Example sentence: Today I can announce a raft of reforms that we estimate could save over 2.5 million police hours every year. That's the equivalent of more than 1,200 police officer posts. These reforms are a watershed moment in policing. They show that we really mean business in busting bureaucracy.