If you try to fix the antique clock without instructions, you might botch up the delicate mechanism.

The contractor's botch-up left the kitchen unusable.

He botches up the recipe by adding salt instead of sugar.

Despite weeks of rehearsals, John kept botching up the routine during the dress rehearsal.

We botched up the presentation by forgetting the key statistics.

The botched up renovation left the kitchen unusable and the homeowners frustrated.

The renovation company's repeated botch-ups left the homeowners frustrated and out of pocket.