tahallaan = ___ purpose

• in

• on

• for

• by

vahingossa = ___ accident

• in

• on

• with

• by

kovalla vauhdilla = ___ high speed

• at

• with

• by

• in

lopullisesti = ___ good

• on

• at

• in

• for

kovalla äänellä = ___ a loud voice

• on

• with

• in

• at

keskimäärin = ___ average

• on

• in

• at

• by

hämmästyksekseni = ___ my surprise

• for

• at

• to

• by

ulkomuistista = ___ heart

• by

• with

• at

• in

päinvastoin = ___ the contrary

• in

• at

• for

• on

ajan mittaan = ___ the long run

• on

• in

• for

• at