a technique for generating testcases includes receiving a new product specification for an application . a noun - verb pairing is performed on the new product specification . an attempt is made to locate a similar noun - verb pairing in a previous product specification for the application that corresponds to the new noun - verb pairing . in response to locating the similar noun - verb pairing in the previous product specification , a new testcase is generated by modifying an existing testcase that is associated with the similar noun - verb pairing in the previous product specification . in response to not locating the similar noun - verb pairing in the previous product specification , the fact that the new testcase was not generated is indicated .