[ hil-ee ]
/ ˈhɪl i /

adjective, hill·i·er, hill·i·est.

full of hills; having many hills; hilly country.
resembling a hill; elevated; steep.

Origin of hilly

1350–1400; Middle English; Old English hyllīc. See hill, -y1

Related forms

hill·i·ness, nounun·hill·y, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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