principal - ředitel (školy), ředitelka (školy)
BrE
/'prɪnsəpl/
AmE
/'prɪnsəpl/

noun - the teacher who is in charge of the whole school

halfway
halfway - do půlky, v půlce, v polovině, do poloviny
BrE
/ˌhɑ:f'weɪ/
AmE
/ˌhæf'weɪ/

adverb - in the middle of something, to the middle of something

 
route - silnice (číslo)
BrE
/'ru:t/
AmE
/'raʊt/

noun, American English - used before the number of a route in the US

 
back - zpět, zpátky
BrE
/'bæk/
AmE
/'bæk/

adverb - in the opposite direction, to the place where you started

blue whale
blue whale - plejtvák obrovský, plejtvák
BrE
/'blu: weɪl/
AmE
/'blu: weɪl/

noun - the largest mammal on Earth, it lives in the ocean