dote

verb

1. (intransitive, stative, usually, with-on)To be weakly or foolishly fond of somebody.

   “Little Bill's parents just keep doting on him.”

   “Jules doted on Chris, spending hours while Chris was at school assembling vast cities out of microscopic Lego pieces to surprise him when he returned.”

2. (archaic, intransitive)To act in a foolish manner; to be senile.

   “He survived the use of his reason, grew infatuated, and doted long before he died.”

   “Time has made you dote, and vainly tell / Of arms imagined in your lonely cell.”

3. (intransitive, obsolete, rare)To rot, decay.
4. (obsolete, transitive)To endow, donate.

noun

1. (Ireland, countable)A darling, a cutie.

   “But to be sure baby Boardman was as good as gold, a perfect little dote in his new fancy bib.”

2. (countable, obsolete)An imbecile; a dotard.

   “How did his death-bed make him a doate!”

3. (rare, uncountable)Decay in a tree.
4. (obsolete)Dowry.