say the magic word

Translations
сказать заветное слово
If you want a treat, you have to say the magic word.
Если хочешь угощение, надо сказать заветное слово.
Definitions
A polite way to prompt someone to say 'please' when making a request, implying that courtesy is required to get what they want.
Words
say

verb
скажи
the

article or possessive pronoun
это
magic

adjective
волшебное
word

noun
слово