Restrict
Part of speech: verb
Definition: To restrain within bounds; to limit; to confine; as, to restrict worlds to a particular meaning; to restrict a patient to a certain diet. To consider (a function) as defined on a subset of its original domain.
Example sentence: If the U.S. government tries to restrict or clamp down, that just means there will be many more bitcoin businesses in Hong Kong and Singapore, and all those Americans will miss out on all the opportunities.
Qualify
Part of speech: verb
Definition: to describe or characterize something by listing its qualitiesto make someone, or to become competent or eligible for some position or taskto certify or license someone for somethingto modify, limit, restrict or moderate somethingto compete successfully in some stage of a competition and become eligible for the next stage
Example sentence: Mothers have always held such symbolic weight in determining a person's worth. Your mother tongue, your motherland, your mother's values - these things can qualify or disqualify you from attaining myriad American dreams: love, fluency, citizenship, legitimacy, acceptance, success, freedom.