1. Flat on one side and convex on the other

See also: bulging, convex

• heels over head
• heeltap
• Hefa
• heffalump
• heft
• heft up
• heftily
• heftiness
• hefty
• hegari
• Hegel
• Hegelian
• hegemon
• hegemonic
• hegemony
• hegira
• Heidegger
• Heidelberg man
• heifer
• heigh-ho
• height
• heighten
• heightening
• heights
• Heilong