Adjectives have three forms in Swedish.
en gender
stor
vanlig
mystisk
ett gender
stort
vanligt
mystiskt
plural / definite form
stora
vanliga
mystiska
EXAMPLES
en stor bil, ett stort hus, stora pojkar
There are some exceptions to this rule, namely a number of undeclinable adjectives and the adjective liten, which has four different forms instead of three:
en-gender
liten
ett-gender
litet
definite form
lilla
plural
små
EXAMPLES:
en liten katt, ett litet rum, min lilla hund, små blommor
ett stort hus
en liten katt