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interest (EN)
noun, verb

noun “interest”

singular interest, plural interests or uncountable
  1. attention and concern directed towards someone or something
    Her growing interest in astronomy led her to buy a telescope.
  2. a subject or activity that one finds engaging or enjoyable
    Gardening has always been a major interest of hers.
  3. the cost or profit from lending or borrowing money, expressed as a percentage of the principal
    The investment paid an interest of 7% per year.
  4. a benefit or positive outcome
    Volunteering at the animal shelter was in her best interest because it helped her gain valuable experience.
  5. a part ownership in a company and a right to some of its profits
    Sarah decided to buy a 10% interest in the startup, hoping it would grow and increase her earnings.

verb “interest”

infinitive interest; he interests; past tense interested; past part. interested; ger. interesting
  1. to capture someone's attention or curiosity about a subject or issue
    The museum's new exhibit interested him so much that he visited three times in one week.