Ultimately from lampi (“pond”) via its weak grade forms beginning with lamm- or the dialectal variant lammi.
Lammi
Inflection of Lammi (Kotus type 5/risti, no gradation) | |||
---|---|---|---|
nominative | Lammi | Lammit | |
genitive | Lammin | Lammien | |
partitive | Lammia | Lammeja | |
illative | Lammiin | Lammeihin | |
singular | plural | ||
nominative | Lammi | Lammit | |
accusative | nom. | Lammi | Lammit |
gen. | Lammin | ||
genitive | Lammin | Lammien | |
partitive | Lammia | Lammeja | |
inessive | Lammissa | Lammeissa | |
elative | Lammista | Lammeista | |
illative | Lammiin | Lammeihin | |
adessive | Lammilla | Lammeilla | |
ablative | Lammilta | Lammeilta | |
allative | Lammille | Lammeille | |
essive | Lammina | Lammeina | |
translative | Lammiksi | Lammeiksi | |
abessive | Lammitta | Lammeitta | |
instructive | — | Lammein | |
comitative | See the possessive forms below. |
The external locative cases (adessive, allative and ablative) are used with this place name when referring to a location; for example, "in Lammi" is Lammilla.