[dote] vi dot.ed ; dot.ing [ME; akin to MLG dotten to be foolish] (13c) 1: to exhibit mental decline of or like that of old age: be in one's dotage
2: to be lavish or excessive in one's attention, fondness, or affection--used esp. with on "doted on her only grandchild" -- dot.er n -- dot.ing.ly adv