cope with (phrasal verb)
/koʊp wɪð/

to deal effectively with something difficult

concentrate (v)
/ˈkɑːn.sən.treɪt/

to give all your attention to the thing you are doing

sitting duck (idiom)
 /ˈsɪtɪŋ dʌk/

someone who is in a position in which it is easy for people to trick or attack them

notoriety (n)
 /ˌnoʊ.t̬əˈraɪ.ə.t̬i/

a situation in which someone or something is famous for something bad

break into (phrasal verb)
/breɪk ˈɪntuː/

to enter or open (a place, vehicle, or container) forcibly

lull into (phrasal verb)
/lʌl ˈɪntuː/

to soothe (a person or animal) by soft sounds or motions

lax (adj)
/læks/

not made firm or tight

superficial (adj)
/ˌsuː.pɚˈfɪʃ.əl/

affecting or involving only the surface or outside part of something

victim (n)
/ˈvɪk.tɪm/

a person who has suffered the effects of violence or illness or bad luck

marvel (v)
/ˈmɑːr.vəl/ 

to show or feel surprise or admiration

nomination (n)
/ˌnɑː.məˈneɪ.ʃən/

an official suggestion that someone should get a job or a prize

emerge (v)
/ɪ ˈmɝːdʒ/

to come out of something or out from behind something

judge (v)
/dʒʌdʒ/

to form an opinion or conclusion about

evoke (v)
/ɪ ˈvoʊk/

to bring a particular emotion, idea, or memory into your mind

primitive (adj)
/ˈprɪm.ɪ.tɪv/ 

at a very simple stage of development, before modern technology

drumbeat (n)
/ˈdrʌm.biːt/

the steady beat of music played on drums

fire signal (n)
 /faɪr ˈsɪɡ.nəl/

a communication method by fire of human in the past

buffalo horn (n)
/ˈbʌf.ə.ləʊ hɔːrn/

a wind instrument, conical in shape or wound into a spiral, originally made from an animal horn

overload (v)
/ˌoʊ.vɚˈloʊd/

to give a computer more information than it can process

hacker (n)
/ˈhæk.ɚ/ 

someone who uses a computer to connect to other people's computers secretly and often illegally