Nida's Principles

Question 1

1. Principle of root morpheme

Answer 1

Every word must have atleast one morpheme that carries the core meaning.
Unhappiness - happy

Question 2

Principle of contrastive distribution

Answer 2

If two morphemes have different meanings they must be considered seperate morphemes.
Run (v) vs runs (3rd s)

Question 3

Identical meaning and sound form

Answer 3

Morpheme should have a consistent meaning and sound form in different words.
-re in regain, rewrite, redo (again)

Question 4

Complementary distribution

Answer 4

When two related forms appear in different environments and do not contrast in meaning they may be considered as allomorph of the morpheme
- t , ed, d of past participle

Question 5

Semantic regularity

Answer 5

The meaning of the morpheme should be predictable when it appears in different contexts
-er in teacher, writer, runner indicates a person who does an action.

Question 6

Distributional analysis

Answer 6

Morpheme distribution (where it occurs in words) helps to identifying its function and relation to other morphemes.
-ed in walked, jumped, played always marks past tense