passable vs tenantable

passable

adj
  • able to "pass", or be accepted as a member of a race, sex or other group to which society would not otherwise regard one as belonging. 

  • That may be passed or traversed. 

  • Tolerable; adequate; no more than satisfactory. 

tenantable

adj
  • Fit to be rented; in a condition suitable for a tenant. 

How often have the words passable and tenantable occurred in a corpus of books? (source: Google Ngram Viewer )