Αν δεν βρίσκεις το ανοιχτήρι, δώσε μου την τσιμπίδα από το συρτάρι και περίμενε ένα λεπτό.

Αν means if, and δεν βρίσκεις is literally you are not finding.

In natural English, that often comes out as:

• If you can’t find...
• If you’re not finding...

Greek often uses the present here to describe a current situation in progress. The idea is: while you are looking, if you don’t seem to be finding the opener, then do the next thing.

So Αν δεν βρίσκεις το ανοιχτήρι... is a very natural way to say If you can’t find the opener...

Yes, Αν δεν βρεις is also possible, but it gives a slightly different feel.

• Αν δεν βρίσκεις = if you aren’t finding / if you can’t find
  This sounds more ongoing and situational.
• Αν δεν βρεις = if you don’t find / if you fail to find
  This sounds more like reaching or not reaching a result.

A simple way to think of it:

• βρίσκεις focuses on the process
• βρεις focuses on the outcome

In everyday speech, both can work, but βρίσκεις fits well if someone is currently searching.

Ανοιχτήρι means opener.

Depending on context, it could mean things like:

• bottle opener
• can opener
• another kind of opener

It comes from the idea of opening something, related to the verb ανοίγω = to open.

So το ανοιχτήρι is the opener.

Because ανοιχτήρι is a neuter singular noun.

The Greek definite article changes by gender and case:

• ο = masculine
• η = feminine
• το = neuter

So:

• το ανοιχτήρι = the opener

Also, in this sentence it is the direct object of βρίσκεις, but for many neuter nouns the nominative and accusative look the same, so you still see το ανοιχτήρι.

That is because δίνω is an irregular verb.

Its basic dictionary form is:

• δίνω = I give

But the command give! is:

• δώσε = give! (to one person, informal)

So:

• δώσε μου = give me

This comes from the verb’s aorist stem, which is why it looks different from δίνω.

Because with a positive imperative in Modern Greek, weak pronouns usually go after the verb.

So you get:

• δώσε μου = give me
• πες μου = tell me
• φέρε μου = bring me

But with most ordinary finite verbs, the weak pronoun usually comes before the verb:

• Μου δίνεις... = You give me...

So the position of μου here is completely normal.

Also, μου means to me / me.

Τσιμπίδα can refer to a gripping tool such as:

• tweezers
• tongs
• pliers
• pincers

The exact English word depends on the situation.

Greek often uses a singular noun where English may prefer a plural-looking tool name. So την τσιμπίδα may still be best translated as:

• the tweezers
• the tongs
• the pliers

depending on what kind of tool is meant.

Because the two nouns have different grammatical genders.

• η τσιμπίδα = feminine
• το ανοιχτήρι = neuter

In the sentence, both are direct objects, so they appear in the accusative:

• την τσιμπίδα = feminine accusative singular
• το ανοιχτήρι = neuter accusative singular

So the article changes to match each noun’s gender.

Yes, Greek is using cases here.

In this sentence:

• το ανοιχτήρι = direct object, accusative
• την τσιμπίδα = direct object, accusative
• μου = weak pronoun form traditionally connected with the genitive, but used here to mean to me

So δώσε μου την τσιμπίδα is literally something like:

• give to-me the tongs/tool

English mostly shows these relationships through word order, but Greek shows them partly through case forms.

Από means from, so:

• από το συρτάρι = from the drawer

This tells you the tool should be taken out of the drawer.

If Greek used something like στο συρτάρι, that would mean in the drawer / into the drawer, which is a different idea.

So here από is important because the object is being retrieved from that place.

Literally, it means:

• wait one minute

But in normal use, it often just means:

• wait a moment
• hold on a second
• just wait a bit

So it does not always mean exactly sixty seconds. It can simply be a natural everyday way to ask someone to wait briefly.

Yes. This sentence is addressed to one person informally.

You can tell from the imperative forms:

• δώσε
• περίμενε
• βρίσκεις

If you were speaking to more than one person or using polite singular, Greek usually uses the plural forms:

• Αν δεν βρίσκετε το ανοιχτήρι, δώστε μου την τσιμπίδα από το συρτάρι και περιμένετε ένα λεπτό.

So the plural forms also serve as the polite forms.