betwixt and between

US /bɪˈtwɪkst ənd bɪˈtwiːn/
UK /bɪˈtwɪkst ənd bɪˈtwiːn/
"betwixt and between" picture
1.

どっちつかず, 中途半端な

in an intermediate position or state; neither one thing nor the other

:
I'm feeling a bit betwixt and between about my career choices.
キャリアの選択について、少しどっちつかずな気持ちです。
The decor of the room was betwixt and between modern and traditional.
部屋の装飾はモダンと伝統の中間だった。