| ukko | old man, geezer |
|---|---|
| ukkoontua | to become stormy, to become tempestuous |
| ukkeli | old man |
| ukki | grandfather, gramps |
| ukkonen | thunder, thunderstorm |
| ukkostaa | to thunder |
| ukkosen jyrinä | thunderclap |
| ukkosmyrsky | thunderstorm |
| ukkospilvi | thundercloud |
| ukkoutua | to become thunderous |
| ukkoetana | giant African snail |
| ukkometso | western capercaillie |
| ukkovarvas | big toe, hallux |