This is the 357th most frequent Finnish word.
vaikeaa
Difficult.
Adjective describing the task, referring to something challenging.
Tämä tehtävä on todella vaikeaa.
This task is really difficult.
Used impersonally to describe a general challenging situation.
On aina vaikeaa aloittaa uusi harrastus.
It is always difficult to start a new hobby.
Used predicatively to describe someone's perception of the challenge in a situation.