Unapproachable

Adjective

 * 1) aloof and not friendly
 * 2) not accessible or able to be reached

Adverbs for Unapproachable
sternly; unaccountably; reticently; gloomily;harshly; cruelly; austerely; pompously; arrogantly; imperially; brutally; coldly; unfortunately; strangely; manifestly; forbiddingly; fearfully; frightfully; gravely; rigorously; unsmilingly; tragically; oddly.

Thesaurus
Olympian, aloof, antipodean, austere, back of beyond, backward, bashful, beyond compare, beyond comparison, beyond reach, blank, chilled, chilly, closed forever to, closed to, cold, constrained, cool, detached, discreet, distant, easily first, exclusive, expressionless, facile princeps, forbidding, frigid, frosty, godforsaken, guarded, hyperborean, icy, immortal, impassive, impenetrable, impersonal, impervious, inaccessible, incomparable, inimitable, insociable, introverted, invincible, lost to, matchless, modest, nulli secundus, offish, out of reach, out-of-the-way, peerless, remote, removed, repressed, reserved, restrained, reticent, retiring, seclusive, second to none, shrinking, standoff, standoffish, subdued, sui generis, suppressed, un-come-at-able, unaccessible, unaffable, unapproached, unattainable, unavailable, unbeatable, unbending, uncommunicative, uncongenial, undemonstrative, undiscoverable, unequaled, unexampled, unexcelled, unexpansive, unfriendly, ungenial, ungetatable, ungettable, unique, unmatchable, unmatched, unobtainable, unparagoned, unparalleled, unpeered, unprocurable, unreachable, unrivaled, unsecurable, unsurpassable, unsurpassed, untouchable, withdrawn, without equal, without parallel