Meaning of the Sanskrit Word: tattvanam

  tattvānām—of the elements    SB 3.6.2, SB 6.5.17
  tattvānām—of the elements that constitute the creation    SB 2.8.19
  tattvānām—of the elements of nature    SB 3.7.37
  tattvānām—of the truths    SB 3.24.36
  tattvānām—of the categories of the Absolute Truth    SB 3.26.1

Can't find any compound Sanskrit words containing tattvanam.