Написать противоположные слова ,к словам:ugly,busy,crowded,polluted

ugly — beautiful, pretty, nice, good, kind, handsome, attractive, moral;busy — unemployed, unbusy, unengaged, inactive, idle, lazy;crowded — empty, deserted, imprecise, uncrowded, unfilled;polluted — clean, purified, unpolluted, clarified, sterile, neat, sanctified.