Lončarstvo je važno.

Pottery is important.

Breakdown of Lončarstvo je važno.

• biti: to be
• važan: important
• lončarstvo: pottery; the potter's craft

Questions & Answers about Lončarstvo je važno.

Why does važno end in -o?

Because lončarstvo is a neuter singular noun, and the predicate adjective has to agree with it.

• lončarstvo = neuter singular
• važno = neuter singular form of važan = important

So:

• masculine: važan
• feminine: važna
• neuter: važno

Since the subject is lončarstvo, the correct form is važno.

What gender is lončarstvo, and how can I tell?

Lončarstvo is neuter.

A very common clue in Croatian is that nouns ending in -o or -e are often neuter, and nouns ending in -stvo are neuter as well.

So in this sentence:

• lončarstvo = neuter noun
• je važno = is important, with the adjective in neuter form

What case is lončarstvo here?