Verb
To involve in a fog; -- mostly as a participle or part. adj.
Hence: To confuse; to mystify.
Source: Webster's dictionaryThe stars are obscured by the clouds Source: Internet
the big elm tree obscures our view of the valley Source: Internet
He had a most unusual intuitive approach to involved physical problems, and when explaining new ideas to him, one quickly learned not to befog the issue by writing down the differential equation that might appear to clarify the situation. Source: Internet
I object to teaching of slogans intended to befog the mind, of whatever kind they may be. Source: Internet