breakaway imageless involuntary offbeat rare recherche sui generis uncommon unconceived unconceptualized unconscious unconsidered uncustomary undescried undesigned undreamed-of unexpected unfamiliar unguarded unguided unheard-of unheeded unimaged unimagined unintended unintentional unique unmarked unmeant unmeditated unminded unmissed unnoted unnoticed unobserved unordinary unperceived unplanned unpremeditated unprompted unpurposed unregarded unremarked unseen unthinking unusual unwitting unwonted