Context clues are words built into a sentence that assist in the understanding of a difficult word.
Tumult (noun) can be defined as a disorderly agitation of a crowd, usually with uproar and confusion; a commotion.
A complex sentence containing the word "tumult" with context clues:
When the tumult in the pamphlet-littered street worsened, he grabbed my arm and pulled me through the jeering, angry crowd to safety.
Remember, complex sentences contain an independent clause and a dependent clause.
An independent clause contains a subject and predicate. It expresses a complete thought and can stand alone.
A dependent clause contains a subject and predicate but it does not express a complete thought and cannot stand alone. A dependent clause begins with a subordinate conjunction (e.g. although, as, until, while) or a relative pronoun (e.g. who, which, that).