Synonyms of adviser in English:

adviser


See US English definition of adviser

See UK English definition of adviser

See Spanish definition of consejero

noun

1‘he is the president's personal adviser’

SYNONYMS
counsellor, mentor, guide, consultant, consultee, confidant, confidante, guide, right hand man, right hand woman, aide, helper
instructor, coach, trainer, teacher, tutor, guru
consigliere
informal main man
North American informal Dutch uncle