Synonyms for Interesting:

adj.

appealing, entertaining (adjective)
gripping, exceptional, refreshing, absorbing, stirring, captivating, amusing, engaging, enchanting, readable, impressive, arresting, thought-provoking, exotic, affecting, intriguing, striking, inviting, unusual, stimulating, delightful, magnetic, pleasurable, provocative, compelling, entrancing, alluring, pleasing, winning, attractive, prepossessing, riveting, engrossing, enthralling, fascinating.
attractive (adjective)
magnetic.
exciting (adjective)
stimulating.

n.

absorbing (noun)
delightful, entertaining, readable, attractive, impressive, charming, pleasing, striking, enchanting, pleasurable, magnetic, prepossessing, amusing, thought-provoking, spellbinding, alluring, engaging, appealing, enthralling, winning, entrancing, unusual, satisfying, exciting, exceptional, compelling, stimulating, exotic, provocative, arresting, stirring, inviting, enjoyable, refreshing, affecting, captivating.
interesting (noun)
gripping, alive, riveting, original, fascinating, newsworthy, unputdownable, intriguing, engrossing, absorbing.

Other synonyms:

provocative. readable. diverting
entertaining.
fascinating
fascinating.
interesting
exotic, arresting, striking, stimulating, enthralling, spellbinding, thought-provoking, inviting, compelling, alive.
stimulating
stirring, exciting.
Other relevant words:
exciting, charming, alluring, alive, exceptional, inviting, refreshing, enchanting, impressive, unusual, attractive, spellbinding, thought-provoking, captivating, magnetic, affecting, engaging, satisfying, entertaining, provocative, pleasing, delightful, stirring, stimulating, prepossessing, readable, compelling, exotic, enjoyable, enthralling, entrancing, amusing, arresting, appealing, striking, pleasurable, winning, original.

Usage examples for interesting

  1. A most interesting picture of the country as it is to- day. – Comrade Yetta by Albert Edwards
  2. If nothing interesting had happened in all that time, then nothing interesting was going to happen, nothing interesting could happen. – Children of the Wild by Charles G. D. Roberts
  3. Do not try to make yourself interesting – Moral by Ludwig Thoma