hummock
noun
[ ˈhʌmək ]
• a hillock or knoll.
Similar:
hillock,
hump,
mound,
knoll,
tump,
prominence,
eminence,
elevation,
rise,
dune,
barrow,
tumulus,
knob,
koppie,
knap,
monticle,
Origin:
mid 16th century (originally in nautical use denoting a small hillock on the coast): of unknown origin.