Table 9 Sympairs by language family

From: Corpus-based vocabulary lists for language learners for nine languages

Scandinavian 36.9 %
Other Germanic (En–Sw, En–No) 39.5, 30.4 %
Slavic (Ru–Pl) 29.2 %
Other (where one of the pair is Arabic or Chinese) Percentages vary: Ar–Ru 16.5 %, Ar–Sw 7.3 %