Individual plurilingualism: 1  For the individual, plurilingualism is known to produce cognitive advantage (Bialystok, 2001) 2  It improves performance on a range of tasks related to educational attainment (Ricciardelli, 1992)  It facilitates the acquisition of literacy (Kenner, 2004)
Adversary definition, a person, group, or force that opposes or attacks; opponent; enemy; foe. See more.
adj. 1. Inclined or eager to fight; hostile or aggressive. 2. Of, pertaining to, or engaged in warfare.