• Coinage : One of the least common processes of word formation in
English is coinage, that is, the invention of totally new terms
• Borrowing : one of the most common sources of new words in English is
the process simply labeled borrowing, that is, the taking over of words
from other languages
• Compounding : there is a joining of two separate words to produce a
single form. Thus, Lehn and Wort are combined to produce Lehnwort in
German. This combining process, technically known as compounding,