User:User000name

Ideaspace
ideaspace - this is a very rare word as it has no results at OneLook Dictionary Search: https://www.onelook.com/?w=ideaspace&ls=a

Usage examples:
 * https://books.google.com/books?id=JqUYAgAAQBAJ&pg=PA284&dq="ideaspace"
 * https://archive.org/details/youtube_ojbbQMl_zdQ_audio_only
 * other, less on point usages

Searchbox
searchbox - alternative form of "search box". This term is in 3 dictionaries according to https://www.onelook.com/?w=searchbox&ls=a.

Sources:
 * Searchbox redirects to Search box
 * https://books.google.com/books?id=3Ss0AAAAQBAJ&pg=PA64&dq=%22searchbox%22
 * The source code of https://www.youtube.com/watch?v=gUcisIlT7sM - "Lil Nas X - Old Town Road (feat. Billy Ray Cyrus) [Music Video] - YouTube" has this text: “"enable_shorter_posts_on_home_desktop":true,"searchbox_reporting":true,"live_chat_replay_milliqps_threshold":5000”

No longer missing
pseudo-problem (/ˌs(j)uːdəʊˈprɒbləm/) noun


 * In general: "A false or spurious problem"
 * In philosophy: "a problem which cannot be properly answered, especially because it arises only as the result of an error of analysis or a mistaken assumption."

Origin
"Early 20th century; earliest use found in American Journal of Psychology. From pseudo- + problem."

Source of above text

 * http://www.oxforddictionaries.com/us/definition/american_english/pseudo-problem

Category:English nouns

Comment: Google it, this word is a thing; mentioned here: Quietism (philosophy)