Keen
Keen adjective - Able to sense slight impressions or differences.
Lost in thought and keen are semantically related In some cases you can use "Lost in thought" instead an adjective "Keen".
Lost in thought
Keen and lost in thought are semantically related in thoughtful topic. Sometimes you can use "Keen" instead an adjective phrase "Lost in thought", if it concerns topics such as contemplative.
Mutual synonyms
Cite this Source
Lost in thought and Keen. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/keen/lost_in_thought
Keen & Lost in thought. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/keen/lost_in_thought>.
Lost in thought or Keen. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/keen/lost_in_thought.