Preponderant

The judge gave preponderant weight to the physical evidence.

Source: wiktionary

Women continue to play a preponderant role in caregiving.

Source: wiktionary

[…] if the Oyle and Water being in an Aequilibrium, you gently lift up the Pipe, […] the depth of the water being lessend, the oyle in the Pipe will grow praeponderant, and therefore will fall out in Drops or Globuls, which by the greater Specifick Gravity of the water, will be buoy’d up to the Top of the Liquor, and there flote:

Source: wiktionary

Behold the balanc’d Scales suspended stand, Neither a jot inclin’d to either hand: But place the smallest grain of weight in one, Straight the fraternal equipoise is gone; The loaded scale, preponderant, downward flies, Drags down the chain, and makes it’s [sic] partner rise.

Source: wiktionary