We found 11 dictionaries that define the word testier:

General (10 matching dictionaries)

1. testier: Merriam-Webster
2. testier: Collins English Dictionary
3. testier: Vocabulary.com
4. testier: Wordnik
5. testier: Cambridge Advanced Learner's Dictionary
6. testier: Wiktionary
7. testier: Dictionary.com
8. testier: Cambridge Essential American English Dictionary
9. testier: FreeDictionary.org
10. testier: TheFreeDictionary.com

Business (1 matching dictionary)

11. testier: Legal dictionary

(Note: See testy as well.)

Definitions from Wiktionary (testy) ▸ adjective:  Easily annoyed, irritable. ▸ adjective:  Marked by impatience or ill humor. ▸ Also see testy ▸ Words similar to testier ▸ Usage examples for testier ▸ Idioms related to testier ▸ Wikipedia articles (New!) ▸ Popular nouns described by testier ▸ Words that often appear near testier ▸ Rhymes of testier ▸ Invented words related to testier