The new words and their definitions
http://learnenglishteens.britishcouncil.org/uk-now/film-uk/sibling-rivalry
rivalry – competition for the same objective or for superiority in the same field.
silbling – each of two or more children or offspring having one or both parents in common; a brother or sister.
bane – a cause of great distress or annoyance.
entwine – wind or twist together
shattered – broken into many pieces
embarrassing – shameful
dump – garbage, waste, or unwanted material
huddle – crowd together; nestle closely