οἶκος
oîkos
“house, household”
7 words in English grow from this root.
Agroecology
Natureἀγρόςagrós
“study of the farm household”
Diocese
Faithδιάdiá
“thorough housekeeping”
Ecology
Natureοἶκοςoîkos
“study of the household”
Economy
Philosophyοἶκοςoîkos
“household management”
Ecosystem
Natureοἶκοςoîkos
“the household set together”
Metic
Politicsμετάmetá
“one who has changed home”
Parish
Faithπαράpará
“a dwelling alongside”