225 entries under noun topic. ×

6
company(organization, work, body, group)
6
constitution(act, understanding, start, system)
6
custom(practice, routine, pattern, habit)
6
inauguration(lead, opening, launch, foundation)
6
association(organization, body, group, system)
6
endowment(foundation, creation, establishment, formation)
6
habit(organization, practice, routine, custom)
6
hospital(organization, place, society, establishment)
6
seminary(organization, place, society, home)
5
enactment(formation, legality, founding)
5
inception(lead, opening, launch, addition)
5
instauration
5
mental hospital(expression, idiom)
5
order(organization, body, group, society)
4
canon(practice, routine, convention, tradition)
4
corporation(organization, company, work, body)
4
firm(company, work, establishment, enterprise)
4
form(practice, routine, custom, habit)
4
insane asylum(expression, idiom)
4
mental institution(expression, idiom)
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APASmart Define. (2015). institution thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/institution/thesaurus/synonyms
ChicagoSmart Define. 2015. "institution thesaurus" https://smartdefine.org/institution/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, institution thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/institution/thesaurus/synonyms>.
MLASmart Define. "institution thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/institution/thesaurus/synonyms>