heighten

verb2

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. — 2021
2. •
   To advance, increase, augment, make larger, more intense, stronger etc.

   • the excitement heightened
   • “That’s heightened by the impact of climate change,” she added.