to secretly give information or a warning
prévenir ou informer secrètement quelqu’un (prevenir ou informer secretement kelkun)
"A neighbor tipped off the police about the noise."
"Un voisin a averti la police du bruit." (un voisin a averti la police du bruit)
to spend large amounts of money in a hasty or unwise way
keep silent about a secret
to make a sincere promise
to gradually become more comfortable with someone or somethi...
to speak in a way that someone cannot understand
to stop paying attention and mentally drift away