Mzizi wa neno hilo ni mfupi, lakini wanafunzi wanaweza kuunda maneno mengi kutoka kwa mzizi huo.

Here wa is the associative marker often used for of.

So mzizi wa neno hilo literally means root of that word.

A useful thing to know is that this -a connector changes form to agree with the first noun:

• mzizi wa neno = root of a word
• kitabu cha mwanafunzi = a student’s book
• jina la mtoto = the child’s name

So wa here does not mean plural or human by itself. It is just the correct agreeing form after mzizi.

Because Swahili demonstratives must agree with the noun class of the noun they describe.

• neno belongs to class 5, so its demonstrative here is hilo
• mzizi belongs to class 3, so its demonstrative here is huo

So:

• neno hilo = that word
• mzizi huo = that root

English uses that for both, but Swahili changes the form.

Several important noun classes appear here:

• mzizi = class 3 singular
• neno = class 5 singular
• maneno = class 6 plural
• wanafunzi = class 2 plural

They matter because many other words must agree with them, including:

• demonstratives: hilo, huo
• adjectives: mfupi, mengi
• connectors: wa
• verb prefixes: wana-

Swahili grammar depends heavily on noun-class agreement, so this sentence is a good example of that system.

Mfupi means short, and it agrees with mzizi.

The adjective stem is -fupi. To match mzizi (class 3 singular), Swahili adds the appropriate class prefix, giving m-fupi.

So:

• mzizi ni mfupi = the root is short

This same m- shape also appears with some other singular nouns, so English speakers sometimes think it is random, but it is actually agreement.

Ni here works like is/are in English.

So:

• Mzizi wa neno hilo ni mfupi = The root of that word is short

In many simple identifying or descriptive sentences, ni links the subject and what is said about it.

Because Swahili usually builds subject marking, tense, and the verb into a single word.

Wanaweza can be broken down like this:

• wa- = they
• -na- = present tense
• -weza = be able / can

So wanaweza means they can or they are able to.

In this sentence, the they refers to wanafunzi.

Because in Swahili, the verb normally still takes a subject prefix even when the subject noun is explicitly present.

So the pattern is:

• wanafunzi wanaweza... = students can...

This is normal Swahili grammar, not repetition in the English sense.

You can think of it as:

• students they-can...

English usually does not do this, but Swahili does.

After kuweza (can / be able to), Swahili normally uses the infinitive form of the following verb.

So:

• wanaweza kuunda = they can form/create

Here:

• ku- = infinitive marker
• -unda = form, create, build

This is similar to English can form, except that Swahili shows the second verb with ku-.

In Swahili, adjectives usually come after the noun.

So:

• maneno mengi = many words

Also, mengi agrees with maneno, which is class 6 plural.

The adjective stem is -ingi (many / much), and with class 6 it becomes mengi.

Compare:

• neno moja = one word
• maneno mengi = many words

Here kutoka kwa means from or out of, showing the source.

So:

• kutoka kwa mzizi huo = from that root

In this sentence, the idea is that many words can be formed from that root.

Depending on context, Swahili may also express source in other ways, but in this sentence kutoka kwa points to origin.

Because Swahili does not have articles like English the and a/an.

Meaning is usually understood from:

• context
• noun class agreement
• demonstratives such as hilo and huo

So English may say:

• the root
• that word
• many words

But Swahili does not need separate articles for that.

It can mean both.

• literal: the root of a plant
• grammatical/linguistic: the root or stem of a word

In this sentence, mzizi is being used in the linguistic sense: the root from which other words can be formed.

Lakini means but.

It connects the two ideas:

• Mzizi wa neno hilo ni mfupi = The root of that word is short
• lakini wanafunzi wanaweza kuunda maneno mengi kutoka kwa mzizi huo = but students can form many words from that root

So it shows contrast: the root is short, but it can still produce many words.