This is the 7299th most frequent French word.
nivelles
"Nivelles" is not a standalone French word; it refers to a city in Belgium.
'Nivelles' is used here as the verb conjugated in the second person singular present tense, meaning 'you level'.
Tu nivelles le terrain avant de planter les arbres.
You level the ground before planting the trees.
'Nivelles' appears here in the subjunctive form to express necessity or suggestion, specifically as 'nivelliez' for 'vous'.
Il faut que vous nivelliez les différences entre ces deux propositions.
It is necessary that you level the differences between these two proposals.
Here 'nivelles' corresponds to the present indicative form for 'elle', signifying 'levels'.