If annual means one year, is there any word for two,three, four.. year [closed]
Here are the direct answers to the ones you've asked and a few more.
2 years Biennial
3 years Triennial
4 years Quadrennial
5 years Quinquennial
6 years Sexennial
7 years Septennial
8 years Octennial
9 years Novennial
10 years Decennial
Read here for a list of more yearly multiples