Have you been to Times Square, or another place that’s usually extremely busy, and it’s just… quiet? The place is usually bustling with people, but now, at this moment while you stand there, it’s eerily quiet.  That emotion – that feeling – has a name:  kenopsia.

Here’s a collection of other strange and obscure emotions and their names:

  1. Sonder: The realization that each passerby has a life as vivid and complex as your own.
  2. Opia: The ambiguous intensity of looking someone in the eye, which can feel simultaneously invasive and vulnerable.
  3. Monachopsis: The subtle but persistent feeling of being out of place.
  4. Enouement: The bittersweetness of having arrived in the future, seeing how things turned out, but not being able to tell your past self.
  5. Vellichor: The strange wistfulness of used bookshops.
  6. Rubatosis: The unsettling awareness of your own heartbeat.
  7. Kenopsia: The eerie, forlorn atmosphere of a place that is usually bustling with people but is now abandoned and quiet.
  8. Mauerbauertraurigkeit: The inexplicable urge to push people away, even close friends who you really like.
  9. Jouska: A hypothetical conversation that you compulsively play out in your head.
  10. Chrisalism: The amniotic tranquility of being indoors during a thunderstorm.
  11. Vemodalen: The frustration of photographing something amazing when thousands of identical photos already exist.
  12. Anecdoche: A conversation in which everyone is talking, but nobody is listening.
  13. Ellipsism: A sadness that you’ll never be able to know how history will turn out.
  14. Kuebiko: A state of exhaustion inspired by acts of senseless violence.
  15. Lachesism: The desire to be struck by disaster, like to survive a plane crash or lose everything in a fire.
  16. Exulansis: The tendency to give up trying to talk about an experience because people are unable to relate to it.
  17. Adronitis: Frustration with how long it takes to get to know someone.
  18. Ruckkehrunruhe: The feeling of returning home after an immersive trip only to find it fading rapidly from your awareness.
  19. Nodus Tollens: The realization that the plot of your life doesn’t make sense to you anymore.
  20. Onism: The frustration of being stuck in just one body that inhabits only one place at a time.
  21. Liberosis: The desire to care less about things.
  22. Altschmerz: Weariness with the same old issues that you’ve always had – the same boring flaws and anxieties that you’ve been gnawing on for years.
  23. Occhiolism: The awareness of the smallness of your perspective.
  24. Déja Vu: The feeling that you’ve been someplace before or that you are repeating an event.
  25. Fugue State: A psychological condition in which the individual moves about and speaks, but without conscious awareness.
  26. Mal de Coucou: Having an active social life but very few close friends.
  27. Ambedo: A melan cholic trance in which you become completely absorbed in vivid sensory details, like raindrops on a window or trees swaying in the wind.
  28. Nighthawk: A recurring thought that only seems to strike you late at night.
  29. Silience: The kind of unnoticed excellence that carious on around you every day, unremarkably, like the hidden talents of coworkers, the unseen portfolios of aspiring artists.
  30. Fitzcarraldo: An image that somehow becomes lodged deep in your brain, perhaps from a dream or book or conversation, which then grows into a wild impractical vision that scrambles back and forth in your head.
  31. Gnossienne: A moment of awareness that someone very close to you, that you’ve known for years, still has a private and mysterious inner life.
  32. Catoptric Tristesse: The sadness that you’ll never really know what other people think of you – good, bad, or at all.
  33. Mimeomia: The frustration of knowing how easily you fit into a stereotype, even if you never intended to, or if unfair, or if everyone else feels the same way.
  34. Semaphorism: A conversation hint that you have something personal to say on the subject but don’t go any further, like an emphatic nod, a half-told anecdote, or an enigmatic ‘I know the feeling”.
  35. Heartworm: A relationship or friendship that you can’t get out of your head, which you thought had faded long ago but is still somehow alive an unfinished.
  36. Xeno: The smallest possible measurable unit of human connection, typically exchanged between passing strangers.

Source:  The Dictionary of Obscure Sorrows