establish >> /əˈstæblɪʃ/
Definition: [transitive verb] Set up (an organization, system, or set of rules) on a firm or permanent basis.
Example: the British established a rich trade with Portugal
Definition: [transitive verb] Achieve permanent acceptance or recognition for.
Example: the principle of the supremacy of national parliaments needs to be firmly established
Definition: [transitive verb] Show (something) to be true or certain by determining the facts.
Example: the police established that the two passports were forgeries
Definition: [transitive verb] Ensure that one's remaining cards in (a suit) will be winners (if not trumped) by playing off the high cards in that suit.
Example: the right plan would be to establish dummy's diamonds