←
Proto-Indo-European *der- (root)
←
Proto-Indo-European *der- (derived)
←
Icelandic tæra (cognate)
←
Lithuanian dìrti (cognate)
→
English derma (mention)
→
Persian دریدن (cognate)
→
Ancient Greek δέρμα (suffix)
→
Ancient Greek δέρρις (mention)
→
Ancient Greek δορά (affix)
→
Ancient Greek δορός (affix)
→
Ancient Greek δρύπτω (mention)
→
Ancient Greek δαρτός (affix)
→
Ancient Greek ἄδορος (affix)
→
Lithuanian dirti (cognate)
→
Latvian kails (cognate)
→
Albanian vrap (mention)
→
Albanian djerr (cognate)
→
Albanian zdraj (cognate)