This is the 840th most frequent Swedish word.
vilja
"Vilja" means "to want" or "will" in English.
'Vilja' in this sentence acts as a noun meaning 'will' or 'desire'.
Jag har en stark vilja att lyckas.
I have a strong will to succeed.
Here, 'vilja' is conjugated as 'vill' in present tense, representing the verb 'to want' or 'to wish'.
Hon vill resa till Frankrike nästa sommar.
She wants to travel to France next summer.
'Vilja' functions again as a noun, embodying the abstract concept of 'a will' or 'a determination'.