the more x1 (ni), the more x2 (ni); x1 increasing implies that x2 increases as well.
*lo ni mi ze'a makau catlu ra cu desto lo ni ra simlu lo ka ruble* 'the more I look at it, the weaker it seems'; *lo ni glare cu desto lo ni zabna* 'the hotter, the better'. This word has a conjunction version, jo'oi.