The phrase "Sí, en un minuto" means "Yes, in a minute" (asking you to wait for a bit).
"Si un petit peu" means "just a little bit" in English.
It means, "...if you/he/she had a [male] friend..."
"Si eres un pesado" translates to "If you're a pain" or "If you're annoying" in English. It is an expression used to describe someone who is irritating or bothersome.
He/she is a monkey.
it means 'How many seconds are (there) in a minute?'
I like that boy (si es un chico jovencito, como teenager) or I like that man (si es un hombre)
un fantôme is a ghost in English.
Un fils (masc.) is a son in English.
un chapeau (masc.) is a hat in English.
'un renne' is called a reindeer in English.
Un chapeau (masc.) is 'a hat' in English.
Un sac (masc.) means a bag in English.