This is the 379th most frequent Estonian word.
lootust
"Hope" (partitive case).
Here, "lootust" is again in the partitive case, used to express the act of losing hope as it occurs, without it being definitive.
Ära kaota lootust, sest kõik saab korda.
Don't lose hope, because everything will be fine.
In this sentence, "lootust" is in the partitive case, showing the aspect of having hope or perceiving hope as a concept.
Ma näen alati lootust rasketes olukordades.
I always see hope in difficult situations.
In this sentence, "lootust" is used after the verb "andsid" (gave), connecting the verb with the concept of hope in the partitive case to reflect something that was imparted to the speaker.