armchair psychologist

== English == === Etymology === From armchair (“unqualified or uninformed yet giving advice”, adjective) +‎ psychologist. === Pronunciation === IPA(key): /ˈɑːm.t͡ʃɛə saɪkɒləd͡ʒɪst/ === Noun === armchair psychologist (plural armchair psychologists) (informal) One who gives psychological advice or speculates about a person's mental health without any qualification to do so.