確

authenticated / solid / firm / real / true

correct / proper

accurate; exact; precise

accurate / exact / precise

clear-cut / definite / explicit / to clarify / to specify / to make definite

clear-cut; definite; explicit / to clarify; to specify; to make definite

absolutely true (idiom) / manifold / true from many points of view

accuracy

political correctness / politically correct

infimum (math.) / greatest lower bound

indeterminate

to handle correctly

On the correct handling of internal contradictions among the people, Mao Zedong's tract of 1957

correct line (i.e. the party line)

(math.) infimum; greatest lower bound

indefinite / unclear

incorrect / erroneous

imprecise

Heisenberg's uncertainty principle (1927)

untrue

sth small that one can find pleasure in (e.g. a cold beer after a hard day or a serendipitous find in a second-hand store)