This is the 183rd most frequent Lithuanian word.
sunku
The Lithuanian word "sunku" means "difficult" or "hard" in English.
'Sunku' in this context means 'heavy,' referring to physical weight.
Knyga buvo labai sunku, nes ji svėrė daug.
The book was very heavy because it weighed a lot.
Again, 'sunku' is used here to denote emotional or mental difficulty.
Jam buvo sunku išreikšti savo jausmus.
It was hard for him to express his feelings.
Here, 'sunku' is used to express difficulty or a challenge.