skos:altLabel | - the language
- Esperantism
- Esperantist
- Esperantists
- Esperanto Society
- Esperanto Studies
- Esperanto and religion
- Esperanto language
- Esperanto#Criticism
- Esperanto#Number of speakers
- Esperanto#Third-language acquisition
- Esperanto-language
- Esperanto-speakers
- Esperanto-speaking
- Esperantom
- Propaedeutic value of Esperanto
- and other planned languages
- epo
- esperantist
- esperanto
- inspired him
- international language
- language project
- neutral language
- plural
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