adumbrate
1. [ verb ] describe roughly or briefly or give the main points or summary of
Synonyms: outline sketch
Examples:

"sketch the outline of the book" "outline his ideas"

Related terms: describe block_out outline
2. [ verb ] give to understand
Synonyms: intimate insinuate
Examples:

"I insinuated that I did not like his wife"

Related terms: hint insinuation
Similar spelling:   adumbrative
  adumbration