Synonyms and related words :
accessibility, ambiversion, approachability, candor, communicativeness, complexion, conversableness, cycloid personality, cyclothymia, ectomorphism, ectomorphy, endomorphism, endomorphy, extrovertedness, frankness, freeness, humor, ingoingness, introversion, introvertedness, mesomorphism, mesomorphy, openness, other-directedness, outgoingness, outspokenness, personality tendency, plainness, plainspokenness, schizoid personality, schizothymia, sociability, somatotype, syntony, talkativeness, unconstraint, unrepression, unreserve, unreservedness, unrestraint, unrestriction, unreticence, unsecretiveness, unsuppression, untaciturnity