ki

Noun
Suffix

1. period; time

経済 けいざい景気 けいき後退 こうたい はいった。
kēzaiwa kēkikōtaikini haitta.
The economy has entered a recession.
Noun

2. opportunity; chance; occasion

Noun
Suffix

3. age

Geology
Suffix

4. term (e.g. in office)

Suffix

5. session (e.g. of parliament)

Suffix

6. stage (e.g. of a disease)

Suffix

7. season (e.g. of a TV series)