This shows grade level based on the word's complexity.
free air
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This shows grade level based on the word's complexity.
noun
air not affected by local conditions.
QUIZ
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Test how much you really know about regular and irregular plural nouns with this quiz.
Question 1 of 9
Which of the following nouns has an irregular plural form?
Origin of free air
First recorded in 1930–35
Words nearby free air
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022