for which see the grammars. The following usages are important for lexical purposes because the derivatives formed cannot all be included in the dictionary. 1) bu + la ~ negative infinitive, often equivalent to an English noun which is not an infinitive in form. okumanya, to know; obutamanya, not to know; ingnorance. 2) bu + stem of a noun from another class often produc es an adverb which must be rendered by a phrase in English, enkofu, guinea fowl; bukofu, like a guinea fowl, kukaabya bukofu, to make cry like a guinea fowl, i.e., to cause to suffer. 3) bu + reduplicated stem of a noun of another class indicates plurality with the added notions of indefiniteness, scattered state or even contemp t. essomero, school; obusomerosomero, small, scattered schools which are inferior in quality. 4) normal verb form + bu + verb stem + i. Abalala bagamba nti... others say that; Abalala bagamba bugambi nti... others just/ simply/only say that.