1. balance, counterbalance, counterpoise, counterweight, equaliser, equalizer

a weight that balances another weight

• balance
• counterpoise
• counterweight
• equaliser
• equalizer

2. balance, counterbalance, equilibrium, equipoise

equality of distribution

• balance
• equilibrium
• equipoise

3. counterbalance, offset

a compensating equivalent

• offset

4. compensate, correct, counterbalance, even off, even out, even up, make up

adjust for

Example Sentences:
'engineers will work to correct the effects or air resistance'

• compensate
• correct
• even off
• even out
• even up
• make up

5. counterbalance, oppose

contrast with equal weight or force

• oppose

6. counteract, counterbalance, countervail, neutralize

oppose and mitigate the effects of by contrary actions

Example Sentences:
'This will counteract the foolish actions of my colleagues'

• counteract
• countervail
• neutralize