nomadism

from The Collaborative International Dictionary of English v.0.48

Nomadism \Nom"ad*ism\, n.
   The state of being a nomad.
   [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

29 Moby Thesaurus words for "nomadism":
      Wanderjahr, afoot and lighthearted, bumming, discursion,
      divagation, drifting, errantry, flitting, gadding, hoboism,
      itineracy, itinerancy, peregrination, pererration, ramble,
      rambling, roam, roaming, rove, roving, straying, traipsing,
      vagabondage, vagabondia, vagabondism, vagrancy, wandering,
      wanderlust, wayfaring