Questions & Answers about Se miaj manoj estas malpuraj, mi lavas ilin denove.
Because the possessive adjective mia has to agree with the noun it describes.
- mano = hand
- manoj = hands
Since manoj is plural, mia becomes miaj.
So:
- mia mano = my hand
- miaj manoj = my hands
Esperanto adjectives and possessives match the noun in number, and sometimes also in case.
The ending -j marks the plural in Esperanto.
- mano = hand
- manoj = hands
Since the sentence talks about both hands, the plural is used.
Because malpuraj describes manoj, and adjectives must agree with the noun they modify.
- manoj is plural
- so the adjective must also be plural: malpuraj
Compare:
- malpura mano = a dirty hand
- malpuraj manoj = dirty hands