separately; individually; apart
Used when actions or states are done or exist independently, not together. Often with verbs like する, 払う, 住む, 考える.
Let's pay the bill separately.
They live apart.
別々に means 'separately, individually', the direct opposite of 一緒に's 'together, as one'.
Standard kanji spelling with iteration mark.
Variant without iteration mark; less common but still used.
Formed by reduplication of 別 (べつ, 'separate') with the adverbial particle に. The iteration mark 々 indicates repetition of the preceding kanji.