adj.
VERBS
▪ be , seem
▪ remain
▪ leave sth
▪
The question cannot be left ~.
ADVERB
▪ truly
▪
Only about 5% of the voters are truly ~.
▪ still
▪ as yet ( esp. BrE )
▪
She is as yet ~ about her career.
PREPOSITION
▪ about
▪
He is still ~ about what to do.
▪ as to
▪
They are ~ as to whether to buy a new car.
▪ on
▪
The government remains ~ on this issue.
Undecided is used with these nouns: ↑ voter