Implicitly repeating categories by presenting words not present in the original categorized list but logically members of previously studied categories significantly increased acquisition and retention relative to repeating category labels, repeating members of categories, and repeating neither labels nor members. The efficiency of repetition…

Results suggested that: cue encoding leads to greater associative recall; there was no difference in likelihood of associative recall between items encoded in a stable manner and items encoded in an unstable manner; and encouraging to encode cues did not facilitate associative recall. (Authors)