Synonyms of open-minded

2 Syllables
swayable, world-wide
3 Syllables
fair-minded, unbiased, observant, tolerant, acceptant, broad-minded, impartial, unslanted, humane, catholic
4 Syllables
perceptive, enlightened, objective, understanding, progressive, approachable, acceptive, interested, undogmatic, receptive, persuadable, permissive, unsectarian
5 Syllables
unprejudiced, unprepossessed
6 Syllables
nondiscriminating