hummock
/ˈhʌmək/noun
1- a hillock, knoll, or mound小圆丘, 岗。
1.1
- a hump or ridge in an ice field（冰原中的）冰丘, 堆积冰。
1.2
- N. Amer. a piece of forested ground rising above a marsh〈北美〉（沼泽地中林木茂密的）肥沃高地。
派生词
hummocky
adjective词源
mid 16th cent. (originally in nautical use denoting a small hillock on the coast)： of unknown origin.