person seeking advice; inquirer; consulter; counselee; querent
Refers to the person who comes for advice, counseling, or consultation. In tarot/astrology contexts, specifically the querent.
It's important to listen carefully to the person seeking advice.
In tarot reading, the cards answer the querent's question.
相談相手 is the person one talks to for advice (the advisor), whereas 相談者 is the one seeking advice.
Compound of 相談 (consultation, advice) + 者 (person).