unsure (adjective) unsure: doubtful, insecure
Sinonime: betwixt and between, borderline, distrustful,
dubious, fluctuant, fly-by-night,
hesitant, iffy, in a quandary,
indecisive,
indeterminate,
irresolute,
lacking, mistrustful,
open,
problematic, rootless,
shaky,
skeptical,
suspicious, touch and go, unassured,
uncertain,
unclear, unconfident, unconvinced,
undecided, undependable,
unreliable,
unstable,
untrustworthy, untrusty, up for grabs,
vacillating,
wavering,
weak, wimpy, wobbly
Antonime: certain,
definite,
secure,
sure, undoubted