In case of.

The steepest angle at which granular material can be piled without material sliding off of the pile.

plural of angle of repose

If there should be.

simple past tense and past participle of scrape the bottom of the barrel.

Third-person singular simple present indicative form of scrape the bottom of the barrel

present participle of scrape the bottom of the barrel.

plural of Prince of Darkness

The official name of Peru.

Third-person singular simple present indicative form of keep off