Artificial intelligent assistant

billet-doux

billet-doux

humorous

a love letter.

They've been exchanging billets-doux, but I don't know how serious it is.

Cambridge English Idioms Dictionary

yu7NTAkq2jQ_IwuEI0_mknjY4GsOraRM bcca71fecec724fa4de5f81bdcacaba8