完了・強意・並列の補助動詞. Auxiliary for showing completion, strong will and for enumeration. [ね｜に｜ぬ｜ぬる｜ぬれ｜ね]. This auxiliary should not be mixed up with the 連体形 of ず.
完了・強意・並列の補助動詞 (Auxiliary for showing completion, string will and enumeration)
活用（未然形・連用形・終止形・連体形・已然形・命令形）：
[ね｜に｜ぬ｜ぬる｜ぬれ｜ね]
The completion meaning is, today, equivalent to ～た・～してしまった; the “strong will”meaning is close to きっと and ～してしまう; and when used for enumerating it could be seen as ～たり～たりする.