1.
To give a confident opinion about something based on evidence (v)
2.
The use of something not in the way that is intended or good (n)
4.
An uncertain piece of information that spreads quickly (n)
6.
Being used for a particular aim (adj)
7.
The possibility of something (n)
9.
Attention given to something without getting distracted (n)
10.
The place where something first comes from (n)
12.
To allow or help something or someone to do something (v)
13.
A rule that limits the use of something (n)
16.
To produce something like energy, money, ideas, etc (v)
17.
Effective in a way that uses the least number of resources (adj)
18.
To guide people into believing something that is not true or right (v)
19.
Repeated behavior towards a person that makes them annoyed or upset (n)
20.
A step that helps solve a problem (n)