| 1 | Catalan | econòmic | economic; economical |
| 2 | Latin | oeconomicus | domestic economy; orderly, methodical; economic |
| 3 | Latin | oeconomia | The management of household affairs; arrangement,... |
| 4 | Ancient Greek | οἰκονομία | the management of a household or family,... |
| 5 | Ancient Greek | οἰκονόμος | one who manages a household, the master of the... |
| 6 | Ancient Greek | οἶκος | house or dwelling place; estate, inheritance;... |
| 7 | Ancient Greek | -λογία | Base for nouns denoting the study of something,... |
| 8 | Ancient Greek | λόγος | That which is said: word, sentence, speech,... |
| 9 | Ancient Greek | λέγω | I put in order, arrange, gather; I choose, count,... |
| 10 | Proto-Indo-European | leǵ- | to gather, collect, with derivatives meaning to... |