Meaning of the Sanskrit Word: aprajasya

  aprajasya—of one who did not have a son before    SB 10.5.23
  aprajasya—who had no sons    SB 9.6.2
  aprajasya—of Vicitravirya, who had no progeny    SB 9.22.25
  aprajasya—of he who had no son    SB 9.1.13

Can't find any compound Sanskrit words containing aprajasya.