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"grassland" is also used as a crossword clue. If that's what you saw, the answer is often lea (3 letters).
Definitions
land where grass or grasslike vegetation grows and is the dominant form of plant life
Word origin
From grass + land. Compare Dutch grasland (“grassland”), Faroese graslendi (“grassland”), Icelandic graslendi (“grassland”). Compare also Old English græsmolde (“grassland”).
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Prairie”9 letters
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