Adjective

(en adjective)

Disturbed, upset.

:I was unsettled by the sudden outburst, and since I didn't know what to do I just stood there, confused.

Not in a steady condition, uncertain, subject to change.

Not populated, having no settlers or other inhabitants.

Unpaid.

:We need to settle this bill; even if you think the charge is too high we can't just leave it unsettled .

Adjective

(en adjective)

Subject to, or causing doubt

or showing doubt, sceptical

Undecided or of uncertain outcome

(obsolete) Fearsome, dreadful.

*, Bk.XIV, Ch.vii:

*:‘With whom,’ seyde Sir Percivale, ‘shall I fyght?’ ‘With the moste douteful champion of the worlde.’

Improbable or unlikely

Suspicious, or of dubious character

Unclear or unreliable

*{{quote-book, year=1922, author=E.R. Eddison, title=The Worm Ouroboros

, passage=The pupils of her great eyes were large in the doubtful lamplight, swallowing their green fires in deep pools of mystery and darkness.}}