She didn't like how he talked down to her as though she didn't understand.
If someone talks down a particular thing, they make it less interesting, valuable, or likely than it originally seemed. They even blame the government for talking down the nation's fourth biggest industry Businessmen are tired of politicians talking the economy down. talk up
To talk down someone who is flying an aircraft in an emergency means to give them instructions so that they can land safely. The pilot began to talk him down by giving instructions over the radio
If you say that someone talks down to you, you disapprove of the way they talk to you, treating you as if you are not very intelligent or not very important. She was a gifted teacher who never talked down to her students. = patronize
talk down
Hyphenation
talk Down
Turkish pronunciation
tôk daun
Pronunciation
/ˈtôk ˈdoun/ /ˈtɔːk ˈdaʊn/
Etymology
[ 'tok ] (verb.) 13th century. Middle English; akin to Old English talu tale.