Analyze and comment on the following.1)nickname n.——to nickname 2)bottle-feeding n.——to bottle-feed Use the above examples to discuss in what way compound verbs are generally formed?
THE LIMITED NUMBER OF VERBS ARE CREATED EITHER THROUGH CONVERSION OR BACK-FORMATION. 
CONVERSION IS THE FORMATION OF NEW WORDS BY CONVERTING WORDS OF ONE CLASS TO ANOTHER CLASS. THIS IS A METHOD OF TURNING WORDS OF ONE PART OF SPEECH TO THOSE OF A DIFFERENT PART OF SPEECH.
THROUGH CONVERSION：NICKNAME N.——TO NICKNAME. TO BE OR ACT AS N.
BACK-FORMATION IS  THE METHOD OF CREATING NEW WORDS BY REMOVING THE SUPPOSED SUFFIXES.
THROUGH BACK-FORMATION: BOTTLE-FEEDING N.——TO BOTTLE-FEED. AS SHOWN BY THE EXAMPLES, BACK-FORMED VERB COMPOUNDS ARE FORMED MAINLY BY DROPPING THE SUFFIXES: -ER, -ING, -ION, ECT.