Frontier
8 lettersnouncommonUpdated February 2026
Definition
The extreme limit of settled or developed territory, or a border between two countries. Can also refer to the advancing edge of knowledge or achievement in a field.
“The pioneers crossed the frontier seeking new opportunities in the unexplored territories.”
Related Words
Synonyms
Word Game Tips
🟩
Wordle
Contains TIER ending with FRON start - watch for I and E placement
🔤
Scrabble
Worth 11 points; TIER ending allows good connectivity to other words
Explore Similar Words
Try These Tools
Dictionary References
Look up frontier in an authoritative dictionary for full definitions, pronunciation, and etymology.
Ready to test your word skills?
Download Word Challenge and challenge yourself with our daily word puzzles. Guess the hidden word in six tries or fewer!