Friday, June 21, 2013

Language similarity

Language Difficulty Ranking by The Foreign Service Institute (FSI)


Lexical similarity

Lang.
code
Language 1
Lexical similarity coefficients
English French German Italian Portuguese Russian Spanish
eng English 1 0.27 0.60 - - 0.24 -
fra French 0.27 1 0.29 0.89 0.75 - 0.75
deu German 0.60 0.29 1 - - - -
ita Italian - 0.89 - 1 - - 0.82
por Portuguese - 0.75 - - 1 - 0.89
rus Russian 0.24 - - - - 1 -
spa Spanish - 0.75 - 0.82 0.89 - 1
English French German Italian Portuguese Russian Spanish
Language 2 → eng fra deu ita por rus spa

English - Lexical similarity: 60% with German, 27% with French, 24% with Russian.
Spanish - Lexical similarity: 89% with Portuguese [por], 82% with Italian [ita], 75% with French [fra]
French - Lexical similarity: 89% with Italian [ita], 75% with Portuguese [por] and Spanish[spa], 29% with German [deu], 27% with English [eng].

Language similarities - English - vocabulary 40% French, 35% Spanish, Italian
Spanish - 85% Portuguese, 80% French, Italian, 50% Latin
French - 85% Italian, 80% Spanish, Portuguese, 50% Latin

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