acquaintance (n)
/əˈkweɪn.təns/

a person that you have met but do not know well

apartment (n)
/əˈpɑːt.mənt/ 

a set of rooms for living in, especially on one floor of a building

brighten up (phrase)
/ˈbraɪ.tən ʌp/

to (cause to) become lighter

constancy (n)
/ˈkɒn.stən.si/

the quality of staying the same, not getting less or more

enthusiasm (n)
/ɪnˈθjuː.zi.æz.əm/ 

a feeling of energetic interest in a particular subject or activity and an eagerness to be involved in it

give-and-take (n)
/ɡɪv ænd teɪk/

willingness to accept suggestions from another person and give up some of your own

loyalty (n)
 /ˈlɔɪ.əl.ti/

the quality of being loyal to someone or something

residential area (n)
/ˌrez.ɪˈden.ʃəl ˈeə.ri.ə/

a area has only private houses, not offices and factories

two-sided (a)
 /tuː saɪdid/

having two sides or aspects

unselfishness (n)
 /ʌnˈsel.fɪʃ/

the character of thinking about what is good for other people, not just about your own advantage

affair (n)
 /əˈfeər/

a situation or subject that is being dealt with or considered

concerned (a)
/kənˈsɜːnd/ 

worried, troubled, or anxious

pursuit (n)
/pəˈsjuːt/ 

the process of trying to achieve something

qualify (v)
/ˈkwɒl.ɪ.faɪ/ 

to have the right qualities or be in the right situation to be considered as something or to receive or do something

insist on (phrasal verb)
/ɪnˈsɪst ɔn/

to keep doing something, even if it annoys other people, or people think it is not good for you

sympathetic (a)
/ˌsɪm.pəˈθet.ɪk/

kind to someone who has a problem and willing to understand how they feel

gossip (n)
/ˈɡɒs.ɪp/

conversation or reports about other people's private lives that might be unkind, disapproving, or not true

trust (n)
 /trʌst/

firm belief in the reliability or ability of someone or something

jump (v)
/dʒʌmp/ 

push oneself off a surface and into the air by using the muscles in one’s legs and feet

promise (v)
 /ˈprɒmɪs/

a declaration or assurance that one will do something or that a particular thing will happen