IPA: /ˌdɛf.əˈrɛn.ʃə.li/
KK: /dɛfərəntʃəli/
In a way that shows respect and submission to someone else's opinions or wishes.
She spoke deferentially to her elders, always valuing their advice.
Deferentially → It is formed from "defer" (from Latin "deferre", meaning to bring down or yield) and the suffix "-ential" (meaning relating to) combined with "-ly" (meaning in a manner). The word "deferentially" means in a manner that shows respect or yielding to someone else's opinion or wishes.
Think of 'yielding' ('defer') to someone and doing it 'in a manner' ('-ly') that shows respect. This helps you remember that 'deferentially' means to act respectfully.