'Emotional transference' is a common term, which subsumes the idea of dependency. Less commonly, you could say 'transferential dependency' to describe a more specific situation. In the first case, 'dependency' is redundant, and in the second case, 'emotional' is redundant.

Examples of 'emotional transference':

https://books.google.com/books?isbn=1326692003
Stephen Ebanks - 2017 - ‎Self-Help
Transference from the empath perspective, is **the emotional transference of current empath emotions onto another person**. The empath is not simply a conductor ...

Emotional Ties to Jobs and Bosses | Job Search Articles | LiveCareer
https://www.livecareer.com/jobs.../emotional-ties-to-jobs-an...
In a recent issue of the Harvard Business Review, **an article addressed the subject of Emotional Transference in boss-employee relationships**. While that article ...

https://books.google.com/books?isbn=1938908317
Melissa Berryman - 2013 - ‎Pets
... **It was easier not to allow emotional transference to get in our way with horses, as their ...**

Examples of 'transferential dependency' (few, I admit):

Handbook of Interpersonal Psychoanalysis
https://books.google.com/books?isbn=1317771532
Marylou Lionells, ‎John Fiscalini, ‎Carola Mann - 2014 - ‎HEALTH & FITNESS
... the more disturbed hysteric becomes **deeply enmeshed in transferential dependency**, Chodoff (1989) recommends deflecting the patient's focus away from the ...

Group Psychotherapy for Psychological Trauma
https://books.google.com/books?isbn=1572305576
Robert H. Klein, ‎Victor L. Schermer - 2000 - ‎Psychology
The group may also help **defuse such transferential dependency conflicts**, since the transference is spread among group members and therapist.

Mapping Psychic Reality: Triangulation, Communication, and Insight
https://books.google.com/books?isbn=1780498039
James Rose - 2011 - ‎Psychology
... or was he expressing an infantile, **transferential dependency on the analyst**, in order to reduce his anxiety about trusting the evidence of his own senses or his