unreliable, a. untrustworthy, undependable, [uncertain].
unremediable, a. irremediable.
unremitting, a. [indefatigable], [persevering], [unceasing], [constant].
unrepairable, a. irreparable.
unrepentant, a. [impenitent], incontrite.
unreserve, n. [frankness], [candor], ingenuousness.
unreserved, a. [frank], undissembling, [candid], ingenuous; unconditioned, [unlimited].
unresistible, a. irresistible.
unresisting, a. [passive], [submissive], [long-suffering].
unrest, n. unquietness, [restlessness], [uneasiness], disquietude, inquietude.