We found 10 dictionaries that define the word marshiest:

General (8 matching dictionaries)

1. marshiest: Merriam-Webster
2. marshiest: Oxford Learner's Dictionaries
3. marshiest: Collins English Dictionary
4. marshiest: Cambridge Advanced Learner's Dictionary
5. marshiest: Wiktionary
6. marshiest: Dictionary.com
7. marshiest: Cambridge Essential American English Dictionary
8. marshiest: TheFreeDictionary.com

Computing (1 matching dictionary)

9. marshiest: Encyclopedia

Medicine (1 matching dictionary)

10. marshiest: Medical dictionary

(Note: See marshy as well.)

Definitions from Wiktionary (marshy) ▸ adjective:  Of, or resembling a marsh; boggy. ▸ adjective:  Growing in marshy ground. ▸ Also see marshy ▸ Words similar to marshiest ▸ Usage examples for marshiest ▸ Idioms related to marshiest ▸ Wikipedia articles (New!) ▸ Popular nouns described by marshiest ▸ Words that often appear near marshiest ▸ Rhymes of marshiest ▸ Invented words related to marshiest