heighten
UK /ˈhaɪ̯.tən/ US /ˈhaɪ̯.tən/
verb 2
Definitions
verb
1
To make high; to raise higher; to elevate.
Black Bridge, near Machynlleth, is being heightened by one metre in a £3.6 million project to reduce delays caused by flooding.
2
To advance, increase, augment, make larger, more intense, stronger etc.
to heighten beauty
to heighten a flavor or a tint
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