When we leave school to join a university, it indicates a new “turn” in our life. Thus, “Abiturient”!
You “rate” something in the hope that it becomes better, right? Or else, why go through the trouble of rating!
Read “Farrago” as “Far” + “Ago”. An incident occurred so far ago that you do not quite remember it well. You are confused as to what exactly happened.
“Eponymous” gives a name to the “Anonymous”! Remember thus!
If you spend profusely as if you had money like Bill Gates, you would be a profligate!
“Immaculate” refers to being clean and spotless, without any blemish. “Maculate” is just the opposite, although not as commonly used.