
spicken
to cheat
Colloquial for the unauthorized use of aids such as a cheat sheet during an exam or test.
Wer beim Spicken erwischt wird, bekommt die Note Sechs.
Anyone caught cheating gets a failing grade.
to cheat / to lard
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to cheat
Colloquial for the unauthorized use of aids such as a cheat sheet during an exam or test.
Wer beim Spicken erwischt wird, bekommt die Note Sechs.
Anyone caught cheating gets a failing grade.

to be peppered with
Figuratively, to be abundantly interspersed or filled with something, often technical terms, mistakes, or quotations.
Der Text war mit so vielen Fachausdrücken gespickt, dass er kaum verständlich war.
The text was peppered with so many technical terms that it was barely understandable.

to lard
To insert small pieces of bacon, fat, or herbs into meat before roasting in order to make it juicier and more flavorful.
Der Koch spickt den Rinderbraten sorgfältig mit Speckstreifen.
The cook carefully lards the roast beef with strips of bacon.

to peek
Outdated or regional for looking secretly and curiously into a place; to peer.
Die Kinder spickten durch den Zaun in den verbotenen Garten.
The children peeked through the fence into the forbidden garden.
You can recognize the meaning of 'spicken' from context: In connection with school or exams, it means 'schummeln' (to cheat). In the kitchen, it means to prepare meat in a specific way. The fixed expression 'gespickt sein mit' means 'to be full of'.
Er hat in der Prüfung gespickt und wurde erwischt.
He cheated in the exam and was caught.
In the meaning 'schummeln' (to cheat), 'spicken' is a colloquial word. It is mainly used in informal conversations about school or university.
Hast du für den Vokabeltest auch gespickt?
Did you cheat on the vocabulary test too?
When 'spicken' is used in the sense of cheating, it often appears with the preposition 'bei' (during/in, as in an exam) or 'von' (from, as in from the person sitting next to you).
Es ist nicht erlaubt, bei der Klassenarbeit vom Sitznachbarn zu spicken.
It is not allowed to cheat off the person sitting next to you during the class test.
The figurative meaning occurs almost only in the fixed expression 'mit etwas gespickt sein' (to be peppered with something). The preposition 'mit' requires the dative here. The expression describes something as being abundantly interspersed with something.
Die E-Mail war mit ironischen Bemerkungen gespickt.
The email was peppered with ironic remarks.
The meaning 'Fleisch bearbeiten' (to prepare meat) is a technical term from cooking. It is used to describe how meat is made juicier with bacon or herbs.
Im Kochkurs haben wir gelernt, wie man einen Braten richtig spickt.
In the cooking class, we learned how to lard a roast properly.
The meaning 'heimlich schauen' (to look secretly) or 'spähen' (to peer) is outdated. It is hardly used in modern German.
Neugierig spickte er durch das Schlüsselloch.
Curiously, he peeked through the keyhole.
to push through / to assert oneself / to permeate
Durchsetzt sein mit emphasizes that something is widespread throughout a text and is particularly suitable for disruptive elements. Gespickt sein mit focuses more on the large number of noticeable individual details and can also sound neutral or positive. With technical terms, either expression is possible, depending on the perspective.

Der Text ist mit vielen passenden Fachbegriffen gespickt.
The text is peppered with many appropriate technical terms.
Der ganze Text ist mit schwer verständlichen Fachbegriffen durchsetzt.
The entire text is peppered with technical terms that are difficult to understand.