Abbreviations
- a.p.: accent paradigm
- Arm.: Armenian
- Av.: Avestan
- BCMS: Bosnian, Croatian, Montenegrin, Serbian
- Čak.: Čakavian
- CLuw.: Cuneiform Luwian
- CS: Common Slavic
- Čud.: Čudovskij New Testament (Old Russian)
- Cyr.: Cyrillic
- Cz.: Czech
- Da.: Danish
- Eng.: English translation
- ESl.: East Slavic
- Gk.: Greek
- Gk.: Greek original
- Glag.: Glagolitic
- Goth.: Gothic
- Hitt.: Hittite
- Lat.: Latin
- Latv.: Latvian
- Lith.: Lithuanian
- LSrb.: Lower Sorbian
- Mac.: Macedonian
- morph.: morphological
- OAv.: Old Avestan
- OCS: Old Church Slavonic
- OEng.: Old English
- OESl.: Old East Slavic
- OLith.: Old Lithuanian
- ONor.: Old Norse
- ONovg.: Old Novgorod dialect
- OPers.: Old Persian
- OPr.: Old Prussian
- Pal.: Palaic
- PBalt.: Proto-Baltic
- PBS: Proto-Balto-Slavic
- PBS: Proto-Balto-Slavic
- PIE: Proto-Indo-European
- PIE: Proto-Indo-European
- PIIr.: Proto-Indo-Iranian
- Po.: Polish
- Pre-PS: Pre-Proto-Slavic
- PS: Proto-Slavic
- PS: Proto-Slavic
- Ru.: Russian
- Slk.: Slovak
- SSl.: South Slavic
- Štok.: Štokavian
- TochA: Tocharian A
- TochB: Tocharian B
- translit.: transliteration
- Ukr.: Ukrainian
- USrb.: Upper Sorbian
- Ved.: Vedic Sanskrit
- WSl.: West Slavic
- YAv.: Young Avestan
- Žem.: Žemaitian dialect of Lithuanian
Reconstructed forms include transpositions (“Transponate”).