IPA: /ˌoʊvərɪkˈsaɪtɪd/
KK: /oʊvərɪkˈsaɪtɪd/
Feeling too much excitement, often in a way that is hard to control.
The children were overexcited about the upcoming holiday.
To become excessively enthusiastic or excited about something.
The children were overexcited when they saw the circus coming to town.
Past: overexcited
Past Participle: overexcited
Overexcited → It is formed from "over-" (meaning excessively) and "excited" (from Latin "excitare", meaning to rouse or stir up). The word "overexcited" means excessively stirred up or enthusiastic.
Think of being 'excessively' ('over-') 'roused' or 'stirred up' ('excited') — that's why overexcited means being too enthusiastic.