Thesaurus
Synonyms & Antonyms of illegal
- it is illegal to import those birds into this country
Synonyms for illegal
Words Related to illegal
Near Antonyms for illegal
Antonyms for illegal
- an illegal pass
Synonyms for illegal
Words Related to illegal
Phrases Synonymous with illegal
Near Antonyms for illegal
Antonyms for illegal
Keep scrolling for more
Learn More About illegal
From the Editors at Merriam-Webster
12 Words from the Wrong Side of the Law
12 Words from the Wrong Side of the Law
Crime doesn't pay, but vocabulary might
Cite this Entry
“Illegal.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/illegal. Accessed 19 May. 2022.
Chicago
APA
Merriam-Webster
Test Your Vocabulary
Name That Color
-
- Name that color:
Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZKeep scrolling for more
-
You're (Probably) Saying It Wrong
18 words even you might be mispronouncing
-
Great Big List of Beautiful & Useless Words
Along with their degrees of usefulness
-
12 French Phrases from Downton Abbey
Noblesse oblige?
-
Words For Things You Didn't Know Have Names
When 'thingamajig' and 'thingamabob' just won't do
-
The Great British Vocabulary Quiz
Make sure you know the difference between a loo a...
Take the quiz
-
Face Your Fears
Don't be scared to answer these questions about f...
Take the quiz
-
Yearbook Superlatives Quiz
"Most Likely to Use Obscure Words"
Take the quiz
-
Lexigo
Find the hidden words by solving the clues
Take the quiz
Share illegal
Time Traveler for illegal
The first known use of illegal was in 1538
See more words from the same year