信頼を得る gain one's trust
信頼している友人 reliable friend
信頼すべき筋 reliable source
~の信頼を失う lose the trust of
信頼を裏切る betray one's trust
信頼関係 relationship based on mutual trust
~に信頼を置く have confidence in
信頼に応える live up to someone's expectations
先生を信頼する trust one's teacher
彼の調査を信頼する have faith in his research
信頼するに足る trust worthy