Repairing the car by himself gave him a real 'sense of achievement'. [=a proud feeling of having done something difficult and worthwhile]
The students were awarded (with) certificates of 'achievement'. [=documents saying that they reached an academic goal]
Tests measure students' academic 'achievement'. [=measure how much the students have learned]
(..) Do you see what they're doing there? Congratulations, Professor Max. Thank you, sir. Thank you. It's the pens. Reserved for a member of the department that makes the achievement of a lifetime. Now what do you see, John? Recognition. Well done, Professor. Well, try seeing accomplishment. (..)2001 A Beautiful Mind