ADUMBRATE

to foreshadow vaguely or intimate; to suggest or outline sketchily; to obscure or overshadow

give to understand

SYN - insinuate, intimate

"In this first lecture he was hoping only to adumbrate the topics covered in his book.'

"Although the words meant nothing to Tim, it was clear that Joan was attempting to adumbrate an important situation."

"The teacher refused to tell his students step by step the entire meaning of this important work, so this adumbration was all they would get."

"He needed to adumbrate the upcoming school events so that when the students encountered them they would not be in as much shock."