If there's a particular time of day when your ten kittens settle down to nap, you can call that their period of quiescence, or the time when they are all quiet and restful.
Noun
quiet and inactive restfulness
Noun
a state of quiet (but possibly temporary) inaction; "the volcano erupted after centuries of dormancy"
n.
Alt. of Quiescency
Usage Examples
Quiescence, Quiescence, uiescence, Quiescence, Qyuiescence, Q7uiescence, Q8uiescence, Qiuiescence, Qjuiescence, Qyiescence, Q7iescence, Q8iescence, Qiiescence, Qjiescence, Quyiescence, Qu7iescence, Qu8iescence, Quiiescence, Qujiescence, Quuiescence, Qu8iescence, Qu9iescence, Quoiescence, Qujiescence, Qukiescence, Quuescence, Qu8escence, Qu9escence, Quoescence, Qujescence, Qukescence, Quiuescence, Qui8escence, Qui9escence, Quioescence, Quijescence, Quikescence, Quiwescence, Qui3escence, Qui4escence, Quirescence, Quisescence, Quidescence, Quiwscence, Qui3scence, Qui4scence, Quirscence, Quisscence, Quidscence, Quiewscence, Quie3scence, Quie4scence, Quierscence, Quiesscence, Quiedscence, Quieascence, Quiewscence, Quieescence, Quiedscence, Quiexscence, Quiezscence, Quieacence, Quiewcence, Quieecence, Quiedcence, Quiexcence, Quiezcence, Quiesacence, Quieswcence, Quiesecence, Quiesdcence, Quiesxcence, Quieszcence, Quiesxcence, Quiesdcence, Quiesfcence, Quiesvcence, Quies cence, Quiesxence, Quiesdence, Quiesfence, Quiesvence, Quies ence, Quiescxence, Quiescdence, Quiescfence, Quiescvence, Quiesc ence, Quiescwence, Quiesc3ence, Quiesc4ence, Quiescrence, Quiescsence, Quiescdence, Quiescwnce, Quiesc3nce, Quiesc4nce, Quiescrnce, Quiescsnce, Quiescdnce, Quiescewnce, Quiesce3nce, Quiesce4nce, Quiescernce, Quiescesnce, Quiescednce, Quiescebnce, Quiescehnce, Quiescejnce, Quiescemnce, Quiesce nce, Quiescebce, Quiescehce, Quiescejce, Quiescemce, Quiesce ce, Quiescenbce, Quiescenhce, Quiescenjce, Quiescenmce, Quiescen ce, Quiescenxce, Quiescendce, Quiescenfce, Quiescenvce, Quiescen ce, Quiescenxe, Quiescende, Quiescenfe, Quiescenve, Quiescen e, Quiescencxe, Quiescencde, Quiescencfe, Quiescencve, Quiescenc e, Quiescencwe, Quiescenc3e, Quiescenc4e, Quiescencre, Quiescencse, Quiescencde, Quiescencw, Quiescenc3, Quiescenc4, Quiescencr, Quiescencs, Quiescencd, Quiescencew, Quiescence3, Quiescence4, Quiescencer, Quiescences, Quiescenced.