Questions & Answers about Sommerdekket har et godt dekkmønster.
Because sommerdekket is the definite singular form of a neuter noun.
The base noun is sommerdekk = summer tire / summer tyre.
Since dekk is a neuter noun, its definite singular form takes -et:
- et sommerdekk = a summer tire
- sommerdekket = the summer tire
So -et here means the.
Because dekkmønster is also a neuter noun.
In Norwegian, adjectives change form depending on the gender of the noun. With an indefinite singular neuter noun, the adjective usually gets -t.
So:
- et dekkmønster = a tread pattern
- et godt dekkmønster = a good tread pattern
Compare:
- en god bil = a good car
- et godt dekkmønster = a good tread pattern
So godt is used because dekkmønster is neuter.
Dekkmønster is a compound noun:
- dekk = tire / tyre
- mønster = pattern
Together, dekkmønster means tire tread pattern or simply tread pattern.
This is very common in Norwegian: two nouns are joined to make one more specific noun.