Match the correct meaning of the prefix with its examples
less than,between, to much, before,again, against, exrtremely,after, under,middle,half

1)re-:recharge, rebuild, rewrite
2)over-:overrate, overvalue
3)under-:underestimate,undervalue
4)anti-:anti-war,anti-racist

1) re-: The correct meaning of the prefix "re-" is again.
Examples:
- Recharge: to charge again
- Rebuild: to build again
- Rewrite: to write again

2) over-: The correct meaning of the prefix "over-" is too much.
Examples:
- Overrate: to rate too highly
- Overvalue: to value too highly

3) under-: The correct meaning of the prefix "under-" is less than.
Examples:
- Underestimate: to estimate lower than the actual value
- Undervalue: to value lower than the actual worth

4) anti-: The correct meaning of the prefix "anti-" is against.
Examples:
- Anti-war: against war
- Anti-racist: against racism

In summary, the correct meaning of the prefix "re-" is again; "over-" means too much; "under-" represents less than, and "anti-" stands for against.