aboard (r)
/əˈbɔːrd/

on or onto a ship, plane, bus, or train

lavatory (n)
 /ˈlæv.ə.tɔːr.i/

a room with a toilet and a sink, especially on a plane

switch off (phrasal verb)
/swɪtʃ ɑːf/

to turn a light, machine, etc. off by pressing a button or switch

blanket (n)
 /ˈblæŋ.kɪt/

a flat cover made of wool or similar warm material, usually used on a bed

oxygen mask (n)
/ˈɑːk.sɪ.dʒən mɑːsk/

a piece of equipment that can be put over a person's nose and mouth to supply them with oxygen

sleep mask (n)
/sliːp mɑːsk/

a blindfold is a garment, usually of cloth, tied to one's head to cover the eyes to disable the wearer's sight

seat pocket (noun phrase)
/siːt ˈpɑː.kɪt/

a bag wrapped rear seats to vomit bag holder, water or magazine

air sickness bag (noun phrase)
/erˈsɪk.nəs bæɡ/

a small bag commonly provided to passengers on board airplanes and boats to collect and contain vomit in the event of motion sicknes

serve (v)
 /sɝːv/

to provide food or drinks

window seat (n)
/ˈwɪn.doʊ siːt/

a seat that is next to a window on a plane

airsick (a)
/ˈer.sɪk/

feeling ill as a result of the movement of a plane

service (n)
/ˈsɝːr.vɪs/

the serving of customers in hotels, restaurants, and shops/stores

cockpit (n)
/ˈkɑːk.pɪt/

the small closed space where the pilot sits in an aircraft

fasten (v)
 /ˈfæs.ən/

to become firmly fixed together, or in position, or closed

aisle seat (n)
/aɪl siːt/

the one in the middle of the plane

take off (phrasal verb)
/teɪk ɔf/

(of an aircraft) to leave the ground and fly

co-pilot (n)
/ ˈkoʊˌpɑɪ·lət/

a second pilot who helps the main pilot in an aircraft

assist (v)
/əˈsɪst/

to help someone to do something

first-class (n)
/ˈfɜrst ˈklæs/

the best and most expensive seats or rooms on a plane, train, or ship

turn on (phrasal verb)
/tɝːn ɑːn/

to start the flow of electricity, gas, water, etc. by moving a switch, button, etc.