noun - the act of being involved in something

adjective - (of a person) not having emotional problems

noun - a particular way of thinking about something

adjective - impressive and costing a lot of money

adjective - operating at a wide range of frequencies

noun - pieces of old unwanted things (cars etc.)

adjective, formal - having a lot of space (very formal)

adjective, formal - (of a purpose or an intention) specific

adjective - (of water) not having salt in it

noun - the quality of being likely to change

noun - the fact of happening quickly and suddenly

adjective - (of ideas or systems) new and modern

adjective - (of a person) friendly, kind and affectionate

adjective - lasting for an unknown length of time

verb - to make someone too proud of themselves