Answer:
bewildered
Explanation:
distressed means the same as concerned but distressed is more extreme, just as bewildered is a more extreme way of saying confused
nation- international
possible- impossible
able-unable
accurate-inaccurate
bearable-unbearable
available-unavailable
believable-unbelievable
conscious-unconscious
stellar-
appointing-disappointing
legal-illegal
complete-incomplete
acceptable-unacceptable
continuous-discontinuous
married-
A
i think Zues