Russian тёплый

← Proto-Indo-European *tep- (derived)

← Proto-Slavic *teplъ (inherited)

→ Belarusian цёплы (cognate)

→ Bulgarian топъл (cognate)

→ Old Church Slavonic топлъ (mention)

→ Northern Kurdish tav (cognate)

→ Russian тепловатый (affix)

→ Russian теплить (affix)

→ Russian теплить (affix)

→ Russian теплокровный (affix)