Is this your crossword clue?
"meaningful" is also used as a crossword clue. If that's what you saw, the answer is often substantive (11 letters).
Definitions
having a meaning or purpose
Word origin
From meaning + -ful.
Used in a sentence
“I think we made a meaningful contribution to this project today.”
“But the Danes remained resolute in defence - largely thanks to a spirited display by captain Daniel Agger - and they went ahead with their first meaningful attack.”
“They viewed the power shift and diversity as a symbolic but meaningful rebuke of the Islamophobic rhetoric that was a central theme of then Republican presidential candidate Donald Trump’s campaign.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Not empty”10 letters
Not quite right?
"Search similar patterns."
M_________