Breakdown of Vi tror inte på spöket.
vi
we
inte
not
tro
to believe
på
on / at / for (wait for) / in (believe in)
Questions & Answers about Vi tror inte på spöket.
Why do we use tror here instead of tycker or tänker?
Tror is used when you are expressing belief, faith, or an assumption (like believing in ghosts or guessing it will rain). Tycker is used for personal opinions ('I think ghosts are scary'), and tänker is used for the active process of thinking or planning ('We are thinking about ghosts').
Does tror always need på to mean 'believe'?
Not always! You use tror på when you mean 'believe in' (like having faith in ghosts, a concept, or a person's abilities). If you just mean 'believe' as in trusting a fact or what someone says, you drop the på, like in vi tror dig (we believe you).
Why does spöket end in -t instead of -en?
The base word for ghost is an ett word: ett spöke. Because it already ends in a vowel, you just add -t to make it definite ('the ghost'). If it were an en word, it would end in -en or -n.
Why does inte come right after the verb?
This is a standard main clause, so it follows the 'V2 rule' where the verb (tror) is the second piece of information. In these clauses, sentence adverbs like inte almost always step right in line immediately after the verb.