an idea which explains something but unproven (noun)
to build, to create {a system, organisation, or idea} (verb)
the direction or way in which something in changing (verb)
to limit,to make some actions impossible(verb)
how to do something,a process(noun)
an abstract idea(noun)
extremely,important(adj)
to use up(verb)
to choose(verb)
what something does, its purpose
important or big enough that you should notice or pay attention(adj)
to try to find answers to questions about something;to research(verb)
information,facts(noun)
something that goes in the place of the normal thing(noun)
also,in addition
in general,for the most part(adv)
to be sign of,to show(verb)
even with{when an event is surprising because of some difficulty(pre)
to include,to have as a partv(verb)