Something that is extemporaneous, such as an action, speech, or performance, is done without any preparation or practice beforehand.
The word homogeneous is used to describe a group that has members or parts which are similar or are all of the same type.
If a statement is erroneous, it is incorrect or in error.
A miscellaneous group is composed of different or various numbers of things.
Someone who is bounteous in the giving of gifts is very generous.
A vitreous substance is either glass or has similar characteristics or properties of glass.
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