This tone is often convincing, even if, at times, the author's own voice isn't entirely submerged into his character's.

At high tide the grassland is entirely submerged, in some places by only a few inches of water.

The low lands, covered with harvests already ripe, were entirely submerged.

I managed to thrust it back before it had entirely submerged that consciousness.

These plants, and many others, are not normally grown entirely submerged, but with just the roots in the water.

It was entirely submerged by rising lake waters for several years, but has since re-emerged.

So does this pillar really have no buoyancy despite being entirely submerged?

Harry watched the water pour in; he tried to estimate how long it would be before the room was entirely submerged.

However, unlike submarines, they cannot be entirely submerged below the surface of the water.

However geological evidence does not rule out the possibility that it was entirely submerged, or at least restricted to small islands.