heighten

Etymology

From height +‎ -en (verbal suffix).

Pronunciation

• Rhymes: -aɪtən

Verb

heighten (third-person singular simple present heightens, present participle heightening, simple past and past participle heightened)

1. To make high; to raise higher; to elevate.
2. To advance, increase, augment, make larger, more intense, stronger etc.

   to heighten beauty

   to heighten a flavor or a tint

   to heighten his awareness

   • 2006, Ashley Seager, Employment rise gives chancellor a boost, published in The Guardian Online, 6 December 2006

     If Mr Brown chooses, he could raise his estimate of the economy's "trend" rate of growth in the coming years and so heighten his hopes of tax revenues.