Forestall

Verb

Definition: To prevent or obstruct (an action, event, or possibility) by taking advance action.

Synonyms: Prevent, Hinder, Deter, Preclude

Antonyms: Allow, Permit, Encourage

Examples:

He purchased extra supplies to forestall any shortages during the storm.
The company introduced a new product to forestall competition from emerging startups.

Mnemonics:

"Forestall" can be broken down into "fore" (before) + "stall" (block or hinder), implying taking action before something happens to obstruct it.

Etymology:

Origin:

Middle English, from Old English 'foresteallian', from 'fore-' (before) + 'steallian' (to place, set). Related to the German word 'vorstellen' (to present).

Historical Usage:

The word "forestall" originated in Old English and has retained a similar meaning throughout its history.

Related Idioms:

Idiom:

"Forestall someone's plans"

Explanation:

Refers to taking action in advance to prevent someone else's plans or intentions from being realized.

Misconceptions:

Misconception:

Confusing "forestall" with "foresee".

Explanation:

While both words involve anticipating future events, "forestall" specifically refers to taking action to prevent or obstruct, whereas "foresee" simply means to anticipate or predict.