undecided, indecisive
Los indecisos aquí no duran mucho.
Indecisive people don’t last long here.
Aún andamos indecisos sobre qué sofá comprar.
We're still undecided about which sofa to buy.
Estos dos son los grupos indecisos, ¿no?
These two are the undecided groups, right?
— No (2012)
Tom y Mary son los dos indecisos.
Tom and Mary are the two undecided ones.