Have faith in (6)
'have faith in' is the definition.
(synonyms)
This is all the clue.
(Other definitions for trust that I've seen before include "Firm belief (in another)" , "Hope, expect" , "Fidelity" , "Firm belief (in person)" , "assurance" .)
(Other definitions for depend that I've seen before include "Bank" , "Rest" , "Rely (upon)" , "Put trust (in)" , "Trust confidently, rely on" .)
'have faith in' is the definition.
(thesaurus)
This is the entire clue.
(Other definitions for believe that I've seen before include "Regard as true" , "Have confidence in" , "Give credence to" , "Have faith; accept" , "Accept as true" .)