perdí a mi mejor amigo
Por mi amigo mejor. - By my best friend.
You could say "mejor amigo/a".
Yo estaba perdido, pero ahora estoy encontrado would be the best way to say "I was lost but now I am found" in Spanish.
Mis mejores amigos would be the best way to say "my best friends" in Spanish.
Best of luck to you my friend is very easy to translate. Best of luck to you my friend = mejor de las suertes a mi amigo
Te sientes como un niño perdido would be the best way to say "You feel like a lost child" in Spanish.
Soy tu mejor amiga.
You know when your best friend has lost faith in you when they seem disinterested in what you have to say. They are unresponsive and unusually quite; they don't support or encourage you positively anymore.
If it is a male best friend, you say, "mejor amigo, a."
To say hello friend in Spanish you can say "hola amigo".
Jesús es mi mejor amigo
You can say "Hello, long lost friend" to greet a friend you haven't seen in a while.