Όταν ξυρίζομαι βιαστικά, το ξυράφι μερικές φορές μου κάνει μια μικρή γρατζουνιά.

Because ξυρίζομαι means I shave myself / I am shaving in the everyday sense of grooming myself.

• ξυρίζω = I shave something or someone
• ξυρίζομαι = I shave myself

So:

• Ξυρίζω τον πατέρα μου. = I shave my father.
• Ξυρίζομαι. = I shave / I’m shaving.

Greek often uses the middle/passive form for actions you do to yourself.

Here Όταν means when or more naturally whenever.

Because the rest of the sentence is in the present tense, the meaning is habitual:

• Όταν ξυρίζομαι βιαστικά... = When/Whenever I shave in a hurry...

So this is not about one single occasion. It means this happens from time to time as a general pattern.

Greek uses the present tense here to talk about something that happens generally, repeatedly, or habitually.

So:

• ξυρίζομαι = I shave / I’m shaving
• κάνει = it makes / causes

In this sentence, the present tense does not mean only right now. It means:

• Whenever I shave too quickly, the razor sometimes gives me a small scratch.

This is very normal in Greek.

Βιαστικά is an adverb. It means hastily, in a hurry, or too quickly.

It comes from the idea of βιασύνη = haste.

So:

• ξυρίζομαι βιαστικά = I shave hastily / I shave in a hurry

A native English speaker should notice that Greek often uses a simple adverb where English might prefer a longer phrase like in a hurry.

Because Greek is presenting the razor as the thing that causes the scratch.

• το ξυράφι = the razor
• κάνει = makes / causes
• μια μικρή γρατζουνιά = a small scratch

So literally, the clause is something like:

• the razor sometimes makes me a small scratch

That sounds a bit unnatural in English, but it is normal Greek. English would usually say:

• the razor sometimes gives me a small scratch
• the razor sometimes causes a small scratch
• I sometimes get a small scratch from the razor

Μου is the weak form of εμένα / σε μένα for to me / for me. Here it means to me.

So:

• μου κάνει μια μικρή γρατζουνιά = it gives me / causes me a small scratch

Grammatically, this is an indirect object pronoun. English speakers often think of μου as meaning my, but here it does not mean my. It means to me.

Compare:

• το βιβλίο μου = my book
• μου κάνει γρατζουνιά = it gives me a scratch

Same form, different function.

Greek often uses κάνω in expressions where English uses verbs like give, cause, or sometimes a completely different structure.

So μου κάνει μια μικρή γρατζουνιά literally looks like:

• it makes me a small scratch

But the natural sense is:

• it gives me a small scratch
• it causes a small scratch

This is an example of a very common Greek pattern: κάνω + noun.

Μια is the feminine form of the indefinite article a / an.

• μια γρατζουνιά = a scratch
• μια μικρή γρατζουνιά = a small scratch

Greek usually includes the indefinite article here, just as English does.

Also notice agreement:

• μια = feminine singular
• μικρή = feminine singular
• γρατζουνιά = feminine singular noun

They all match.

In Greek, adjectives usually come before the noun, especially in a neutral everyday sentence.

So:

• μια μικρή γρατζουνιά = the normal order

Greek can sometimes place the adjective after the noun, but that is less neutral and can sound more emphatic, literary, or context-dependent.

For a learner, the safe default is:

• article + adjective + noun

Μερικές φορές means sometimes.

Literally it is some times:

• μερικές = some
• φορές = times

Yes, it can move around because Greek word order is fairly flexible. In this sentence, it sits naturally after the subject:

• το ξυράφι μερικές φορές μου κάνει...

You could also hear:

• μερικές φορές το ξυράφι μου κάνει...
• το ξυράφι μου κάνει μερικές φορές...

But the original position is very natural and clear.

Yes, a few things often stand out to English speakers:

• ξ in ξυρίζομαι and ξυράφι is pronounced like ks
• γρ in γρατζουνιά begins with a voiced Greek γ, not an English hard g
• τζ in γρατζουνιά sounds like j in jam
• The stress matters:
  • ξυρίζομαι
  • βιαστικά
  • ξυράφι
  • γρατζουνιά

If you ignore stress, your Greek may still be understood, but it will sound much less natural.

Not naturally in this sentence, unless the context already makes it completely obvious.

Greek often drops subject pronouns like εγώ, εσύ, αυτός, because the verb ending shows the person. But here το ξυράφι is a noun, not a pronoun, and it carries important information: it tells us what causes the scratch.

So:

• Όταν ξυρίζομαι βιαστικά, το ξυράφι μερικές φορές μου κάνει μια μικρή γρατζουνιά.

is clear and complete.

If you removed το ξυράφι, the listener would wonder: what gives you the scratch?

It describes a repeated or typical situation.

The clues are:

• Όταν with present tense
• μερικές φορές = sometimes
• present-tense verbs throughout

So the meaning is not:

• When I shaved quickly, the razor scratched me once

It is more like:

• Whenever I shave in a hurry, the razor sometimes gives me a small scratch.

That habitual sense is very important.