1. She will make a good wife.

2. She will make an exallent lawyer.
(Is 'a good wife' an object or a compkement?)

3. She will become a good wife.
4. She will become an exallent lawyer.
(Is this pair the same as the previous pair?)

It would help if you proofread your questions before you posted them. Check your spelling.

Although all are direct objects, both are acceptable, but the second pair is clearer.

1. She will make a good wife.

2. She will make an excellent lawyer.
(Is 'a good wife' an object or a complement?)

3. She will become a good wife.
4. She will become an excellent lawyer.
(Is this pair the same as the previous pair?)

In the sentences you provided, "a good wife" and "an excellent lawyer" are noun phrases that function as complements of the verbs "make" and "become" respectively.

1. In the sentence "She will make a good wife," the phrase "a good wife" serves as the complement of the verb "make." Here, "a good wife" describes the role or quality that she possesses or will possess in the future.

2. Similarly, in the sentence "She will make an excellent lawyer," the phrase "an excellent lawyer" functions as the complement of the verb "make." It describes the profession or role she will excel in.

3. In the sentence "She will become a good wife," the phrase "a good wife" also functions as the complement of the verb "become." Here, it describes the role or quality she will acquire in the future.

4. Likewise, in the sentence "She will become an excellent lawyer," the phrase "an excellent lawyer" serves as the complement of the verb "become." It describes the profession or role she will succeed in.

So, in both pairs of sentences, "a good wife" and "an excellent lawyer" are complements of the verbs "make" and "become," respectively.