ferned Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition verb. to make or become covered with ferns. Example Sentence The ferned pattern on the fabric was quite intricate. More Example Sentences They ferned the garden with new plants. Synonyms leafy; green Antonyms bare; barren Hear It! Say It! Write It! ferned Switch to cursive Start Share with your friends: