erb's palsy: paralysis of the arm resulting from injury to the brachial plexus (usually during childbirth)
entity: that which is perceived or known or inferred to have its own distinct existence (living or nonliving)
fula: a family of languages of the Fulani of West Africa and used as a lingua franca in the sub-Saharan regions from Senegal to Chad; the best known of the West African languages