rougher

More uneven surface

Rougher is the comparative form of rough: more coarse, uneven, or harsh.

The terrain got rougher as we climbed higher.

He was rougher with her than he needed to be.

In mining and ore processing, a rougher is equipment or a stage that performs initial separation, producing a rough concentrate for further refinement.

abrasive

sandpaper

Abrasive-coated finishing material

gritDetermination or abrasive particles
coarserMore rough-grained
grainierMore particulate in texture

emery · scour · scrub · pumice · rasp · grindstone · sander · file · buff · scouring

harsh

harsher

More severe or unkind

cruderMore unrefined or vulgar
cruelerMore disposed to harshness
meanerMore unkind or stingy

nastier · tougher · severer · stricter · harder · blunter · gruffer · brusquer · unkinder · coarser

rugged

terrain

Land's physical features

wildernessUncultivated, uninhabited natural region
backcountrySparsely populated wilderness areas
unpavedWithout permanent road covering

rocky · off-road · all-terrain · uneven · bumpy · jagged · craggy · mountainous · treacherous · potholed

rougher

sandpaper

harsher

terrain

rougher

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