interested

/ˈin-t(ə-)rə-stəd/

adjective

  1. having the attention engaged

  2. being affected or involved

interested listeners

verb

  1. to engage the attention or arouse the interest of

  2. to induce or persuade to participate or engage

noun

  1. a concern for one's own advantage and well-being

  2. one's own interest or advantage

acted out of self-interest and fear