Adjective heightening has 1 sense
  1. heightening - reaching a higher intensity; "their heightening fears"
    Antonym:
    moderating (indirect, via intensifying)
,Verb heighten has 6 senses
  1. heighten, rise - become more extreme; "The tension heightened"
    --1 is one way to increase
    Sample sentence:
    Something ----s
  2. heighten - make more extreme; raise in quantity, degree, or intensity; "heightened interest"
    --2 is one way to
    increase
    Sample sentences:
    Somebody ----s something
    Something ----s something
  3. enhance, heighten, raise - increase; "This will enhance your enjoyment"; "heighten the tension"
    --3 is one way to intensify, compound, heighten, deepen
    Sample sentences:
    Somebody ----s something
    Something ----s something
  4. heighten - increase the height of; "The athletes kept jumping over the steadily heightened bars"
    --4 is one way to
    raise, lift, elevate, get up, bring up
    Sample sentences:
    Somebody ----s something
    Something ----s something
  5. sharpen, heighten - make (one's senses) more acute; "This drug will sharpen your vision"
    --5 is one way to intensify, compound, heighten, deepen
    Sample sentences:
    Somebody ----s something
    Something ----s something
  6. intensify, compound, heighten, deepen - make more intense, stronger, or more marked; "The efforts were intensified", "Her rudeness intensified his dislike for her"; "Potsmokers claim it heightens their awareness"; "This event only deepened my convictions"
    --6 is one way to increase
    Sample sentences:
    Somebody ----s something
    Something ----s something
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