sēmi- and ἡμι-

Beekes (2010: s.v. ἡμι-) comments, "The functional identity is reflected in parallel compounds (that need not be inherited, however): Skt. sāmi-jīva- = Lat. sēmi-vīvus, cf. ἡμί-βιος and OHG sāmi-queck "half-living", 'half-dead'.".