Profesorica često uspoređuje hrvatske i engleske rečenice da bismo lakše vidjeli razliku.

Profesorica is the feminine form, so it tells you the teacher/professor is female.

• profesor = a male professor/teacher
• profesorica = a female professor/teacher

Croatian often marks gender more explicitly in job titles and nouns than English does.

Često means often. In Croatian, adverbs like this are fairly flexible in position, but putting često after the subject and before the verb is very natural:

• Profesorica često uspoređuje...

That is a neutral, normal word order. You could move it, but that would usually change the emphasis rather than the basic meaning.

Croatian uses the present tense here for a habitual action, just like English does in sentences such as She often compares...

So uspoređuje means compares / is in the habit of comparing, not necessarily something happening only right now.

Also, this verb is imperfective, which fits repeated or ongoing actions well.

Because they agree with each other in gender, number, and case.

Here, rečenice is the direct object of uspoređuje, so it is in the accusative plural. Since rečenice is a feminine plural noun, the adjectives must match it:

• hrvatske rečenice = Croatian sentences
• engleske rečenice = English sentences

So:

• hrvatske = feminine plural accusative
• engleske = feminine plural accusative
• rečenice = feminine plural accusative

In this pattern, the accusative plural looks the same as the nominative plural.

In Croatian, names of languages and nationality adjectives are usually written with a lowercase letter.

So:

• hrvatski = Croatian
• engleski = English

This is different from English, where Croatian and English are capitalized.

Croatian does not have definite or indefinite articles like the or a/an.

So Profesorica can mean:

• the professor
• a professor

Which one is meant depends on context. In this sentence, English would usually translate it as the professor because the situation sounds specific.

Da bismo introduces a purpose clause: so that we would / so that we could / in order for us to...

It is made of:

• da = that / so that
• bismo = the conditional auxiliary for we

So:

• da bismo vidjeli = so that we could see

This is a very common Croatian way to express purpose.

Because bismo needs the past participle form of the main verb to make the conditional:

• bismo vidjeli = we would see / we could see

So this is the normal conditional structure:

• bismo
  • vidjeli

If you said da vidimo, that would be a different structure and would not match this same conditional-purpose pattern.

Also, vidjeli is the default masculine plural form used for a mixed group or when gender is not specified. If the speakers were all female, you could say da bismo lakše vidjele razliku.

Lakše is the comparative form, meaning more easily.

• lako = easily
• lakše = more easily

So:

• da bismo lakše vidjeli razliku = so that we could see the difference more easily

Croatian often uses this kind of comparative adverb very naturally in sentences like this.

Because razliku is the accusative singular, used here as the direct object of vidjeti:

• vidjeti što? = to see what?
• razliku = the difference

The dictionary form is razlika, but in this sentence it changes case:

• nominative: razlika
• accusative: razliku

Not completely. Croatian word order is more flexible than English word order because case endings show grammatical roles.

This sentence has a very natural, neutral order:

• Profesorica često uspoređuje hrvatske i engleske rečenice da bismo lakše vidjeli razliku.

You could rearrange parts of it for emphasis, but the original version sounds smooth and standard. For example, moving često or emphasizing hrvatske i engleske rečenice is possible, but the nuance changes.

Because Croatian often drops subject pronouns when the verb form already shows the subject.

In:

• da bismo vidjeli

the word bismo already tells you the subject is we. So adding mi is usually unnecessary unless you want extra emphasis:

• da bismo mi lakše vidjeli razliku = with emphasis on we

The version without mi is the normal one.