IPA: /ˈkɒtɪdʒə/
KK: /ˈkɒtɪdʒər/
A person who lives in a small house, often in a rural area, usually called a cottage.
The cottager enjoyed the peaceful surroundings of the countryside.
Cottager → It is formed from "cottage" (from Old French *cotage*, meaning a small house or dwelling) and "-er" (meaning a person who). A cottager is a person who lives in a cottage.
Think of a 'cottage' as a small house, and the '-er' indicates a person. So, a cottager is simply a person who lives in a small house.