This is the 13970th most frequent German word.
füllte
"Füllte" means "filled" (past tense of "füllen").
The word "füllte" is used as a verb in the simple past tense, meaning "filled".
Er füllte das Glas mit Wasser.
He filled the glass with water.
"Füllte" is part of the separable verb "ausfüllen", also in the simple past tense, used here to mean "filled out".
Das Kind füllte das Formular sorgfältig aus.
The child carefully filled out the form.
"Füllte" describes occupying or filling in a metaphorical sense, also in the past tense.