Possibly a back-formation from katketa, katkaista, because amphipods are said to cut or snap wires in fish traps.[1]
katka
Inflection of katka (Kotus type 9/kala, no gradation) | |||
---|---|---|---|
nominative | katka | katkat | |
genitive | katkan | katkojen | |
partitive | katkaa | katkoja | |
illative | katkaan | katkoihin | |
singular | plural | ||
nominative | katka | katkat | |
accusative | nom. | katka | katkat |
gen. | katkan | ||
genitive | katkan | katkojen katkain rare | |
partitive | katkaa | katkoja | |
inessive | katkassa | katkoissa | |
elative | katkasta | katkoista | |
illative | katkaan | katkoihin | |
adessive | katkalla | katkoilla | |
ablative | katkalta | katkoilta | |
allative | katkalle | katkoille | |
essive | katkana | katkoina | |
translative | katkaksi | katkoiksi | |
abessive | katkatta | katkoitta | |
instructive | — | katkoin | |
comitative | See the possessive forms below. |