| hapan | sour, acidic |
|---|---|
| hapata | to ferment (dialectal) |
| happo | acid |
| hapokas | acidic, tart |
| foolihappo | folic acid |
| happi | oxygen |
| hapeton | anaerobic, oxygen-free, devoid of oxygen |
| hapettaa | to oxidize |
| hapettua | to oxidize, to become oxidized |
| hapetus | oxidation |
| happilaite | oxygen machine |
| happamasti | sourly |
| hapantua | to sour, to acidify |
| happamuus | acidity, sourness |
| hapansilakka | pickled herring |