Qualities

big

Source:*velikъProto-Slavic · “great, big”certain

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English

big

Polish

duży

ˈduʐɨ

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In all five languages

BCS script

Latin under Cyrillic

Russian
большо́йbolʹšoj
bɐlʲˈʂojdifferent word · Proto-Slavic *bolьjь 'greater' (cf. бо́лее 'more')
Russian вели́кий is the cognate, but it means 'great' (Пётр Вели́кий).
Ukrainian
вели́кийvelykyj
ʋɛˈlɪkɪjinherited
Polish
duży
ˈduʐɨdifferent word · Old Polish duży 'strong, sturdy', cognate of Russian дю́жий 'hefty'
Polish wielki is the cognate of великий and means 'great, huge'.
Czech
velký
ˈvɛlkiːinherited
Bosnian-Croatian-Serbian
velikвелик
ˈvelikinherited
The definite form veliki is what you will hear most.
English
big