To give an affirmative command to one person, Standard Swahili normally uses a bare command form: Soma ujumbe huu “Read this message.” There is no second-person subject marker and no present-tense -na- because the addressee and command mood are supplied by the speech situation itself.
The basic rule is simple for most verbs, but short verbs and a few extremely common verbs do not reduce in the same way. Those forms must be learned as part of the command system rather than forced into one universal recipe.
The regular bare command
For an ordinary verb whose infinitive is ku- plus a polysyllabic stem, remove infinitival ku- and use the stem. A regular Bantu stem ending in -a keeps that vowel in a plain singular command.
| Infinitive | Analytic command | Finished command | Meaning |
|---|---|---|---|
| kusoma | som-a | soma | read |
| kuandika | andik-a | andika | write |
| kufungua | fungu-a | fungua | open |
| kusimama | simam-a | simama | stand / stop |
| kukimbia | kimbi-a | kimbia | run |
| kusubiri | subir-i | subiri | wait |
| kujibu | jib-u | jibu | answer |
| kusamehe | sameh-e | samehe | forgive |
The table separates the stem from its lexical final vowel only for analysis. Real commands are solid words without hyphens.
Funga geti ukishaingiza gari.
Close the gate after you drive the car in.
Fung-a is the direct command. The following u-ki-sha-ingiz-a is a dependent time form with an overt subject because it is not another bare imperative.
Subiri hapa kidogo; nitarudi na funguo.
Wait here for a moment; I will come back with the keys.
Borrowed or non-a verbs such as subiri, jibu, and samehe keep their lexical final vowel. Swahili does not replace every command's last vowel with -a.
Jibu simu hiyo kabla haijakata.
Answer that phone before it disconnects.
Why ku- disappears—and when it stays
In kusoma, ku- marks the infinitive, so it drops in the ordinary direct command soma. English happens to use the same visible form for “to read” without to and “Read!”, but Swahili reaches its command by removing an actual infinitive prefix.
Washa taa ya nje kabla hujaondoka.
Turn on the outside light before you leave.
The build is wash-a, not ku-wash-a. By contrast, genuinely short Swahili verbs retain ku- because the command needs the fuller stem shape.
Kula kitu kabla ya kutumia dawa hizi.
Eat something before taking these medicines.
Kunywa maji mengi baada ya mazoezi.
Drink plenty of water after exercising.
The useful builds are ku-la → kula and ku-nyw-a → kunywa. Here initial ku- is present in the finished command. The difference between soma and kula is lexical and phonological; there is no English clue that predicts it.
High-frequency forms to memorize
Three everyday commands resist simple “remove ku-” analysis:
| Infinitive | Singular command | Practical note |
|---|---|---|
| kuja | njoo | memorized command form |
| kwenda | nenda | memorized command form |
| kuleta | lete | high-frequency final-vowel change |
Njoo mapema kesho ili tupitie ratiba pamoja.
Come early tomorrow so that we can go through the schedule together.
Nenda moja kwa moja mapokezini ukifika hospitalini.
Go straight to reception when you arrive at the hospital.
Lete stakabadhi yako unapokuja kuchukua kifurushi.
Bring your receipt when you come to collect the parcel.
Forms such as ja or enda can occur in other grammatical environments, but njoo and nenda are the standard bare commands worth retrieving automatically. The dedicated irregular and monosyllabic imperatives page develops these families further.
Command form versus an ordinary finite verb
The imperative is a mood, not a present tense. Compare a description with a command:
Unafungua duka kila siku saa mbili asubuhi.
You open the shop every day at eight in the morning.
Fungua duka mapema leo; wateja tayari wanasubiri.
Open the shop early today; customers are already waiting.
The statement has u-na-fungu-a: subject plus present TAM plus stem. The command has only fungu-a. Adding u- and -na- does not make a stronger imperative; it makes an indicative statement.
Affirmative bare commands also contrast with prohibitions, which use a subject marker, negative -si-, and a subjunctive-shaped ending.
Soma masharti yote kabla ya kusaini mkataba.
Read all the terms before signing the contract.
Usisome ujumbe huo kwa sauti; ni wa siri.
Do not read that message aloud; it is confidential.
The contrast is som-a versus u-si-som-e, not affirmative soma plus a separate equivalent of English “don't.” See negative commands for the full system.
Directness and register
A bare imperative is normal in urgent warnings, procedural instructions, adult-to-child speech, and friendly coordination. Between adults, tone and relationship determine whether it sounds efficient or abrupt. Adding tafadhali is common in (informal) and (formal) requests, but it does not erase the command's directness.
Tafadhali kaa upande huu; daktari atakuita baada ya muda mfupi.
Please sit on this side; the doctor will call you shortly.
An explanatory phrase or a request frame such as naomba... can be gentler. Titles, greetings, and respectful address also matter culturally. Do not treat a plural command as a universal polite singular; its central function is to address several people.
Common Mistakes
Keeping infinitival ku- on an ordinary verb
❌ Kusoma barua hii sasa!
Incorrect as an ordinary command to one listener — this is an infinitival expression rather than the basic direct imperative.
✅ Soma barua hii sasa!
Read this letter now!
Adding present-tense marking
❌ Unafunga mlango!
Incorrect for a direct command — this normally states that you are closing the door.
✅ Funga mlango kabla mvua haijaanza!
Close the door before the rain starts!
Replacing the final vowel of a non-a verb
❌ Subira nje kwa dakika mbili.
Incorrect — the verb subiri keeps final -i; subira is a noun meaning patience.
✅ Subiri nje kwa dakika mbili.
Wait outside for two minutes.
Applying the regular rule to kuja
❌ Ja karibu na dirisha ili usikie vizuri.
Incorrect as the standard direct command of kuja.
✅ Njoo karibu na dirisha ili usikie vizuri.
Come near the window so that you can hear well.
Using a singular command for a group
❌ Wanafunzi, fungua vitabu vyenu ukurasa wa kumi.
Incorrect agreement — one singular command addresses a group.
✅ Wanafunzi, fungueni vitabu vyenu ukurasa wa kumi.
Students, open your books to page ten.
Key Takeaways
- A regular affirmative command to one person is a bare stem with no subject or TAM marker.
- Regular -a verbs keep -a; verbs ending in -i, -u, or -e retain that lexical vowel.
- Short kula and kunywa keep ku-; njoo, nenda, and lete require memorization.
- Negative and object-marked commands use different, subjunctive-shaped architecture.
- A bare command's social force comes from context and tone, not morphology alone.
Now practice Swahili
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Start learning Swahili →Related Topics
- Experiential 'Ever' with -wahiB1 — Use perfect -wahi followed by an infinitive to ask about life experience and negative-perfect forms such as hajawahi to say 'never.'
- Plural Imperatives in -eniB1 — Address several people with plural command forms in -eni or -ni, including the vowel changes of -a stems and common irregular commands.
- Irregular and Monosyllabic ImperativesB1 — Form direct commands with njoo, nenda, lete, kula and kunywa, and rebuild their plural and negative counterparts correctly.
- Negative Commands with usi-/msi-B1 — Build prohibitions with singular u- or plural m-, negative -si-, and a subjunctive-shaped verb ending.
- Polite Requests with tafadhali, naomba and SubjunctivesB1 — Choose among bare imperatives, tafadhali, naomba, and subject-marked subjunctives to match the addressee, relationship, burden, and setting.