Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
rustĭcātĭo, ōnis, f. [rusticor]. 
- I.  A living in the country, country life: neque militia solum, sed etiam peregrinationes rusticationesque communes, Cic. Lael. 27, 103.
 
- II.  Agriculture, husbandry, Col. praef. § 13; 1, 1, 6; 11, 1, 6: creata ab Altissimo, Vulg. Ecclus. 7, 16.