crucial
adjective
involving an extremely important decision or result; decisive; critical.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
“He keeps interrupting, and sometimes starts arguments over seemingly noncrucial points. As much as I might understand his anger and frustration, this is likely counterproductive.”
From New York Times ● Feb. 7, 2019