Thesaurus
Synonyms & Antonyms of unconstitutional
as in nonconstitutional
Synonyms & Near Synonyms for unconstitutional
Antonyms & Near Antonyms for unconstitutional
- lawful,
- legal,
- legit
- [slang],
- legitimate,
- licit
Keep scrolling for more
Keep scrolling for more
Test Your Vocabulary
Who Knew?
-
- What is a ruelle?

Test your vocabulary with our 10-question quiz!
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Words at Play
Ask the Editors
Share unconstitutional
Time Traveler for unconstitutional
The first known use of unconstitutional was in 1734
See more words from the same year