This is the 405th most frequent Estonian word.
lõppu
The Estonian word "lõppu" means "to the end" or "end" in English.
The word 'lõppu' in this sentence indicates the conclusion or final point of the book, expressed in the form 'lõpp' (end) with the allative case marker '-u' indicating direction.
Ma lugesin raamatu lõpuni.
I read the book to the end.
Here, 'lõpp' is used in the nominative case to denote the final phase or conclusion of the event, serving as the subject of the sentence.
Sünnipäevapeo lõpp oli pidulik.
The end of the birthday party was ceremonial.
In this instance, 'lõpuks' is derived from 'lõpp' to express a conclusion in terms of time, functioning as an adverb meaning 'finally' or 'at last'.