something that you hope to achieve (n)
goal
connected with or belonging to the king or queen of a country (adj)
royal
a device that makes a long loud sound as a signal or warning (n)
siren
the feeling of wanting to do something, especially something that involves hard work and effort (n)
motivation
unwilling to work or be active; doing as little as possible (adj)
lazy
belonging to a period of history that is thousands of years in the past/very old (adj)
ancient
to stop somebody from doing something; to stop something from happening (v)
prevent
useful, easy or quick to do; not causing problems (adj)
convenient
achieving your aims or what was intended (adj)
successful
to find somebody/something that was hidden or that you did not expect to find (v)
discover
that shocks or upsets you very much (adj)
devastating
having no practical or financial value (adj)
worthless
having the job or duty of doing something or taking care of somebody/something (adj)
responsible
the parts of a building that remain after it has been destroyed or severely damaged (n)
ruins
causing many people to suffer; causing sudden and very great harm or destruction (adj)
catastrophic
too important to be without (adj)
indispensable/invaluable