According to Beekes, it may belong to νηρόν (nērón, “fresh water”) because of the characteristic property of this plant to follow the course of brooks.
νήρῐον • (nḗrion) n (genitive νηρίου); second declension
Case / # | Singular | Dual | Plural | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Nominative | τὸ νήρῐον tò nḗrion |
τὼ νηρῐ́ω tṑ nēríō |
τᾰ̀ νήρῐᾰ tà nḗria | ||||||||||
Genitive | τοῦ νηρῐ́ου toû nēríou |
τοῖν νηρῐ́οιν toîn nēríoin |
τῶν νηρῐ́ων tôn nēríōn | ||||||||||
Dative | τῷ νηρῐ́ῳ tôi nēríōi |
τοῖν νηρῐ́οιν toîn nēríoin |
τοῖς νηρῐ́οις toîs nēríois | ||||||||||
Accusative | τὸ νήρῐον tò nḗrion |
τὼ νηρῐ́ω tṑ nēríō |
τᾰ̀ νήρῐᾰ tà nḗria | ||||||||||
Vocative | νήρῐον nḗrion |
νηρῐ́ω nēríō |
νήρῐᾰ nḗria | ||||||||||
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