adumbrate
Definition
To indicate or foreshadow something; to give a clear but indirect indication of the future or someone or something else, often as a way to prepare or consider for something that will be present, occur, or happen eventually, in the future, sometimes obscure or not yet clear.
বাংলা কোনও ভবিষ্যদ্বাণী বা পূর্বাভাস দেওয়া
Example
"The author sought to adumbrate the complexity of the historical times."