1. (verb) keep from happening or arising; make impossible

• forbid
• foreclose
• preclude
• prevent

2. (verb) act in advance of; deal with ahead of time

• anticipate
• counter
• foresee

1. (verb) act in advance of; deal with ahead of time

• act
• move

1. (verb) keep from happening or arising; make impossible

• avert
• avoid
• debar
• deflect
• fend off
• forefend
• forfend
• head off
• obviate
• stave off
• ward off
• baffle
• bilk
• cross
• foil
• frustrate
• queer
• scotch
• spoil
• thwart
• block
• blockade
• embarrass
• hinder
• obstruct
• stymie
• stymy
• block
• halt
• kibosh
• stop
• make unnecessary
• save

1. (verb) keep from happening or arising; make impossible

• forestalling
• forestalling
• obviation
• obviation
• preclusion
• preclusion
• preventative
• preventative
• preventive
• preventive

2. (verb) act in advance of; deal with ahead of time

• anticipant
• anticipator
• anticipatory
• prevenient
• forestalling
• obviation
• preclusion