anniversary (n)
/ˌæn.ɪˈvɜː.sər.i/

the day on which an important event happened in a previous year

celebrate (v)
 /ˈsel.ɪ.breɪt/

to do something enjoyable in order to show that an occasion or event is special

childish (a)
/ˈtʃaɪl.dɪʃ/

behaving like a child

clap (v)
/klæp/

to make a short loud noise by hitting your hands together

cosy (a)
/ˈkəʊ.zi/ 

warm and comfortable, and making you feel relaxed

enthusiastic (a)
/ɪnˌθjuː.ziˈæs.tɪk/ 

having or showing intense and eager enjoyment, interest, or approval

helicopter (n)
/ˈhel.ɪˌkɒp.tər/ 

a type of aircraft without wings, that has one or two sets of large blades that go round very fast on top

host (n)
/həʊst/

a person who receives or entertains other people as guests

hostess (n)
/ˈhəʊ.stes/ 

a woman who receives or entertains guests

icing (n)
/ˈaɪ.sɪŋ/ 

a sweet food used to cover or fill cakes

New Year's Eve (phrase)
 /ˌnjuːˌjɪəzˈiːv/

the last day of the year

party-goer (n)
 /ˈpɑː.ti ˈɡəʊ.ə/ 

the person who enjoys the party

refreshments (n)
/rɪˈfreʃ.mənts/

(small amounts of) food and drink

blow out (phrase)
 /bləʊ aʊt/ 

to make the flame stop burning because you blow on it or because of the wind

convince (v)
 /kənˈvɪns/

to persuade someone or make them certain

gather (v)
 /ˈɡæð.ər/

to come together in one place to see or do something

prize (n)
 /praɪz/

a reward that you get for being successful in a sport, competition, or game, or for being better than others at something

tidy (v)
 /ˈtaɪ.di/

to make a place look better by putting things in the correct place

serve (v)
 /səːv/

to deal with a customer by taking their order, showing or selling them goods , etc

joke (v)
 /dʒəʊk/

to say things that are intended to make someone laugh