unreceptive

akin alike associative cliquish close insular like narrow related reserved restricting restrictive sectarian unfriendly

friendly open welcoming

immune impassable impenetrable inaccessible invulnerable resistant unaffected unmoved

imperviable

closed to hermetic impassive impermeable sealed tight unapproachable unpierceable watertight

affected moved susceptible

exposed open penetrable responsive sensitive vulnerable

hostile unfavorable

brusque cold cool rude short uncongenial ungenerous unkind unsociable unwelcoming

friendly nice

generous hospitable kind