Probably from the same root as romeikko,[1] and if so, from an onomatopoeic stem rom(m)a- + -kko.[2]
rommakko (chiefly dialectal)
| Inflection of rommakko (Kotus type 4*A/laatikko, kk-k gradation) | |||
|---|---|---|---|
| nominative | rommakko | rommakot | |
| genitive | rommakon | rommakkojen rommakoiden rommakoitten | |
| partitive | rommakkoa | rommakkoja rommakoita | |
| illative | rommakkoon | rommakkoihin rommakoihin | |
| singular | plural | ||
| nominative | rommakko | rommakot | |
| accusative | nom. | rommakko | rommakot |
| gen. | rommakon | ||
| genitive | rommakon | rommakkojen rommakoiden rommakoitten | |
| partitive | rommakkoa | rommakkoja rommakoita | |
| inessive | rommakossa | rommakoissa | |
| elative | rommakosta | rommakoista | |
| illative | rommakkoon | rommakkoihin rommakoihin | |
| adessive | rommakolla | rommakoilla | |
| ablative | rommakolta | rommakoilta | |
| allative | rommakolle | rommakoille | |
| essive | rommakkona | rommakkoina | |
| translative | rommakoksi | rommakoiksi | |
| abessive | rommakotta | rommakoitta | |
| instructive | — | rommakoin | |
| comitative | See the possessive forms below. | ||