Antonyms of adj delusional

1 sense of delusional

Sense 1
delusional -- (suffering from or characterized by delusions)

INDIRECT (VIA neurotic) -> unneurotic -- (not neurotic; "successful mothers--mothers with unneurotic children"; "he's the most unneurotic person I know")

Similarity of adj delusional

1 sense of delusional

Sense 1
delusional -- (suffering from or characterized by delusions)
       => neurotic (vs. unneurotic), psychoneurotic -- (affected with emotional disorder)