un- : indicates not or contrary to, deprivation

I used to be: unable, unanswerable, unapproachable, unassisted, unaware, unbalanced, unbearable, uncertain, uncivil, unclean, unclear, uncomfortable, uncommitted, unconscious, undecided, uneasy, unformed, ungrateful, unhealthy, unhappy, unheard, uninspired, unloved, unmindful, unproductive, unsettled, unsound, and unworthy.

un- : reversal of an action, release or removal from intensified action

Now I am, I aspire to be: unabashed, unabated, unadorned, unadulterated, unaffected, unarmed, unassailable, unassuming, unattached, unbelievable, unbound, unbeaten, unbridled, unbroken, uncoiled, uncommon, uncompromising, unconventional, uncovered, undaunted, undeniable, undone, unhinged, unerring, unexpected, unfailing, unflappable, unflinching, unfolded, unforgettable, unfurled, unglued, unguarded, unleashed, unmasked, unmistakeable, unmoored, unraveled (or better yet, unravelling), unreal, unrelenting, unrestrained, unstoppable, untangled, unwrapped, unwound.