This is the 585th most frequent Estonian word.
surma
"Surma" in Estonian means "death."
Here, 'surma' is in the genitive case and refers to the concept of death.
Ta kartis surma.
He feared death.
'Surnuna' is a translative form derived from 'surma,' showing a state of being dead.
Pärast lahingut leiti sõdur surnuna.
After the battle, the soldier was found dead.
In this case, 'surma' is in the allative case, indicating direction towards death.