If you mean frost in the ground then it's routa in Finnish.
You wouldn't. Hammer is "Vasara" and frost is "ruota", "kuura", or "pakkanen", but NOBODY literally uses that. Sounds like a heavy metal song name.
For you is sinulle in Finnish.
How is miten in Finnish.
I am not Finnish. - (Minä) en ole suomalainen.
Finnish legend in Finnish is "suomalainen legenda".
Daughter is tytär in Finnish.
Boring is tylsä in Finnish.
Yes is "kyllä" in Finnish.
Black is musta in Finnish.
In the beginning is alussa in Finnish.
Pie is piirakka in Finnish.
Wonderful is ihana in Finnish.