Proto-IE: *ak'Aru-; *dak'Aru-, *drak'u- [*dlak'ru-]
Meaning: tear
Hittite: ishahru- n. (under influence of ishar- 'blood'?) (Tischler 377-378)
Tokharian: A ākär 'tear', pl. ākrunt, B akrūna (n. pl.) 'tears' (Adams 4)
Old Indian: áśru- n., m. `tear'
Avestan: asrū-azan- 'Tränen vergiessend'
Armenian: artasur, pl. artasu-kh `Tränen' (< *drak'ur-)
Old Greek: dákrü, pl. dat. dákrüsi n.; dákrüo-n n. `Träne', dakrǘō `(be)weinen', dákrǖma `was beweint wird'
Latin: lacrima, OLat dacruma f. `Träne' [ < Greek ?]
Celtic: OIr dēr n.; Cymr deigr, pl. dagrau, OBret dacr-lon `uvidus', Corn. dagr `Träne'
Russ. meaning: слеза
