Dispossession as wrongful eviction extinguishes dominion; discontinuance is withdrawal of occupation followed by another's entry. Dispossession is wrongful eviction or deprivation of dominion over land, extinguishing the owner's receipt of its profits and requiring prior possession; discontinuance occurs where a possessor withdraws all indications of occupation and is followed into possession by another, distinguishing abandonment followed by entry from a wrongful ouster by a third party.