N4

なくても

Negative form of てもいい, meaning "don't have to"

そんな
警戒けーかい
なく
大丈夫だいじょーぶ
You don't need to be so cautious/wary, it's okay.
そんな
こと
言わいわ
なく
わかっ
I knew that even without being told.
そんな
こと
言わいわ
なく
分かっわかっ
いる
I already understand that without being told.
そんな
警戒けーかい
なく
大丈夫だいじょーぶ
です
You don't need to be so cautious/on guard. It's okay.
そんな
心配しんぱい
そう
かお
なく
大丈夫だいじょーぶ
です
You don't need to make such a worried face; it's alright.
そんな
心配しんぱい
なく
大丈夫だいじょーぶ
じゃ
ない
Isn’t it probably okay even if you don’t worry that much?
もし
もし
なく
Perhaps, or perhaps not. / Maybe, or maybe not.
から
助けたすけ
なく
かまわ
ない
Therefore, it's fine even if you don't help.