WordLists.jl provides lists of words from various languages (currently Dutch, English, French, German, Italian, Portuguese and Spanish).
julia> words("English")
257874-element Vector{String}:
"Aani"
"Aaron"
"Aaronic"
"Aaronical"
"Aaronite"
"Aaronitic"
⋮
"zymotize"
"zymotoxic"
"zymurgy"
"zythem"
"zythum"
The current set of languages is small and the lists are incomplete. If you have a higher quality list or a word list from a different language, please open a pull request or issue.