Difference between Prevents and Forestall

PREVENTS vs FORESTALL: NOUN

A footboard.
The lookout man who walks before the operator and his victim when a garrote-robbery is to be committed. , verb
Something situated or placed in front.
An ambush; plot; an interception; waylaying; rescue.

To prevent, delay or hinder something by taking precautionary or anticipatory measures; to avert.
To preclude or bar from happening, render impossible.
To purchase the complete supply of a good, particularly foodstuffs, in order to charge a monopoly price.
To anticipate, to act foreseeingly.
Keep from happening or arising; make impossible
Act in advance of; deal with ahead of time
Keep from happening or arising; have the effect of preventing

To delay, hinder, or prevent (an event, for example) by taking action beforehand: : prevent.
To delay, hinder, or prevent (someone) from doing something by taking action beforehand.
To prevent or hinder normal sales in (a market), as by buying up merchandise.
To take possession of, in advance of some one or something else, to the exclusion or detriment of the latter; to get ahead of; to preoccupy; also, to exclude, hinder, or prevent, by prior occupation, or by measures taken in advance.
To deprive; -- with of.
To obstruct or stop up, as a way; to stop the passage of on highway; to intercept on the road, as goods on the way to market.
To buy or contract for merchandise or provision on its way to market, with the intention of selling it again at a higher price; to dissuade persons from bringing their goods or provisions there; or to persuade them to enhance the price when there. This was an offense at law in England until 1844.
To take beforehand, or in advance; to anticipate.

Deal with ahead of time
Act in advance of
Make impossible
Keep from happening or arising
To buy up, as merchandise, before it has reached the market or before market-hours, and hence by taking advantage of others in any way, with the intention of selling again at an unduly increased price.
In law, to obstruct or stop up, as away; intercept on the road.
To diminish; deprive by something preceding.
To take or bring forth in advance of something or somebody else; hinder by preoccupation or prevention; anticipate; prevent or counteract beforehand.
Synonyms To monopolize, engross, preoccupy.

Insulates, Eliminates, Restricts, Removes, Forbids, Protects, Deters, Prohibits, Discourages, Precludes, Foreclose, Keep, Forbid, Preclude, Forestall

Impede, Avoiding, Deter, Counteract, Avoid, Preempt, Thwart, Avert, Foreclose, Forbid, Anticipate, Counter, Foresee, Preclude, Prevent

Stop, Hinder, Avoid, Proscribes, Suppresses, Nullifies, Prohibiting, Restricts, Forbids, Prohibits, Foreclose, Keep, Forbid, Preclude, Forestall

Impede, Avoiding, Deter, Counteract, Avoid, Preempt, Thwart, Avert, Foreclose, Forbid, Anticipate, Counter, Foresee, Preclude, Prevent

This combination prevents development beyond the boundary line.
However, the absence of banking prevents that altogether.
This prevents thresholds from overlapping and being overwritten.
An invalid account prevents payment of an invoice and prevents Payables from creating accounting entries for an invoice or payment.
It prevents the faithful departed from being forgotten or their remains from being shown a lack of respect and prevents any superstitious practices.
It prevents some murders through its deterrent effect and prevents other murders by permanently incapacitating the most dangerous killers.
The main focus for this group is evidencebased programming that prevents sexual violence, delays sexual debut, and prevents HIV.
This prevents impact noise and prevents the treadmill from moving with every strike of the foot.
This prevents illegal phone line scanning and prevents on line hacking.
The progesterone prevents the endometrium from being expelled and prevents further ovulation.