Focus on word building i. form adjectives from these words following the pattern ir-, un-, il- + adjective makes a negative adj. pattern: legal-illegal verb + -able makes an adjective pattern: adore-adorable regular, frequented, accept, friendly, finished, fit, favourable, natural, like, agree, understand, eat, drink, logical, legitimate, real, advise, argue, common, clear, usual, conscious, necessary.
