lifelong (a)
/ˈlaɪf.lɒŋ/

lasting for the whole of a person's life

acquaintance (n)
/əˈkweɪn.təns/

a person that you have met but do not know well

best friend (phrase)
/best frend/

the one friend who is closest to you

new friend (phrase)
/'nu frend/

the one friend you have just met

workmate (n)
/wɜrk meɪt/

a person that you work with, often doing the same job, in an office, a factory, etc.

partner (n)
/'pɑrt·nər/

one of two people who do something together

pen-friend (n)
/'pen frend/

someone who you exchange letters with as a hobby, but usually have not met

flatmate (n)
/ˈflæt.meɪt/

a person who shares an apartment with another person

introduce (v)
/ɪn·trəˈdus/

cause to come to know personally

friendly (a)
/ˈfrend·li/

behaving in a pleasant, kind way towards someone

meet (v)
 /miːt/

to see each other

together (r)
/təˌɡeð·ər/

with each other

rely on (phrasal verb)
/rɪˈlaɪ ɑːn/

to trust someone or something to do something for you

get on (phrasal verb)
/ɡet ɒn/

to get into a car, bus, plane, or train

well (a)
/wel/

in a good, right or acceptable way

come from (phrasal verb)
/kʌm frəm/

to come from the place where you are born

background (n)
/ˈbæk.ɡraʊnd/

a person’s experience, education

go back (phrasal verb)
/ɡoʊ bæk/

to return

friend (n)
/frend/

a person you know well and like a lot, but who is usually not a member of your family

class (n)
/klæs/

a group of students who are taught together at school