IPA: /ˌoʊvərdɪˈpɛndənt/
KK: /oʊvərdɪˈpɛndənt/
Having an excessive reliance on someone or something for support or help.
She felt overdependent on her friends for emotional support.
Overdependent → It is formed from "over-" (meaning excessively) and "dependent" (from Latin "dependere", meaning to hang from or rely on). The word describes a state of relying excessively on someone or something.
Think of being 'excessively' ('over-') reliant on someone or something — that's what overdependent means.