The sense "catkin" is through the development "to flow, drip" → "(tapered) tip" → "catkin";[1] the word is derived from Proto-Finnic *norkudak (“to flow, drip”) (compare Estonian nõrguma, Karelian norkkuo, Veps norkaita).
norkko
| Inflection of norkko (Kotus type 1*A/valo, kk-k gradation) | |||
|---|---|---|---|
| nominative | norkko | norkot | |
| genitive | norkon | norkkojen | |
| partitive | norkkoa | norkkoja | |
| illative | norkkoon | norkkoihin | |
| singular | plural | ||
| nominative | norkko | norkot | |
| accusative | nom. | norkko | norkot |
| gen. | norkon | ||
| genitive | norkon | norkkojen | |
| partitive | norkkoa | norkkoja | |
| inessive | norkossa | norkoissa | |
| elative | norkosta | norkoista | |
| illative | norkkoon | norkkoihin | |
| adessive | norkolla | norkoilla | |
| ablative | norkolta | norkoilta | |
| allative | norkolle | norkoille | |
| essive | norkkona | norkkoina | |
| translative | norkoksi | norkoiksi | |
| abessive | norkotta | norkoitta | |
| instructive | — | norkoin | |
| comitative | See the possessive forms below. | ||