forestall
verb /fɔːˈstɔːl/
  /fɔːrˈstɔːl/
(formal)Verb Forms
| present simple I / you / we / they forestall |  /fɔːˈstɔːl/  /fɔːrˈstɔːl/ | 
| he / she / it forestalls |  /fɔːˈstɔːlz/  /fɔːrˈstɔːlz/ | 
| past simple forestalled |  /fɔːˈstɔːld/  /fɔːrˈstɔːld/ | 
| past participle forestalled |  /fɔːˈstɔːld/  /fɔːrˈstɔːld/ | 
| -ing form forestalling |  /fɔːˈstɔːlɪŋ/  /fɔːrˈstɔːlɪŋ/ | 
- forestall something/somebody to prevent something from happening or somebody from doing something by doing something first- Try to anticipate what your child will do and forestall problems.
- Any plans for a peaceful settlement were forestalled by the intervention of the army.
 Extra Examples- They have tried to forestall criticism by keeping people fully informed of what they are doing.
- He opened his mouth to speak but Richard forestalled him.
- Let me start with a couple of explanations to forestall any possible misunderstandings.
 Oxford Collocations DictionaryForestall is used with these nouns as the object:- criticism
 Word OriginOld English foresteall ‘an ambush’ (see fore- and stall). As a verb the earliest sense (Middle English) was ‘intercept and buy up goods before they reach the market, so as to raise the price’ (formerly an offence).