meciria

1. thoughts; mental activity involving contemplation or consideration, cognitive process of reflecting on ideas, memories, or plans in one's mind

Example: "Mũthenya wa mwambĩrĩrio andũ aingĩ matikoragwo marũngĩrĩirie meciria mao wĩra inĩ." — On New Year's Day many people are not focused on their work.