obnubilate
verb
[ ɒbˈnjuːbɪleɪt ]
• darken or cover with or as if with a cloud; obscure.
• "never to be short of illusions, to obnubilate himself: such was his dream"
Origin:
late 16th century: from Latin obnubilat- ‘covered with clouds or fog’, from the verb obnubilare .