For the words collection, idealistic, ex-prisoner, only collect, ideal, prison are _____.

For the word contradiction, 　-dictis called a（n） _____.

There is an inflectional affix in the word _____ .

The most productive means of vocabulary expansion in modern English are the following EXCEPT ______.

Of the following prefixes, ______is a prefix of attitude.

Nouns like help, cheat are converted from verbs of the same form, indicating ______.

The word like airmail is a（n） ______ word, since one can figure out its meaning from each morpheme ofthe word.

Which ofthe following words is NOT an onomatopoeically-motivated word?

Pregnant, expecting, in the club can have the same conceptual meaning, but differ in their ____ values.

From the diachronic point of view, ______ is assumed to be the result of growth and development ofthe semantic structure ofone and same word.