Antonyms of adj self-evident

1 sense of self-evident

Sense 1
axiomatic, self-evident, taken for granted (predicate) -- (evident without proof or argument; "an axiomatic truth"; "we hold these truths to be self-evident")

INDIRECT (VIA obvious) -> unobvious -- (not immediately apparent; "in mathematical science connections are exhibited which...are extremely unobvious"- A.N.Whitehead)

Similarity of adj self-evident

1 sense of self-evident

Sense 1
axiomatic, self-evident, taken for granted (predicate) -- (evident without proof or argument; "an axiomatic truth"; "we hold these truths to be self-evident")
       => obvious (vs. unobvious) -- (easily perceived by the senses or grasped by the mind; "obvious errors")

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