Slack
Part of speech: noun
Definition: Small coal; coal dust. A valley, or small, shallow dell. The part of anything that hangs loose, having no strain upon it. A tidal marsh or shallow, that periodically fills and drains.
Part of speech: adverb
Definition: Slackly.
Part of speech: adjective
Definition: Lax; not tense; not hard drawn; not firmly extended. Weak; not holding fast. Remiss; backward; not using due diligence or care; not earnest or eager. Not violent, rapid, or pressing.
Part of speech: verb
Definition: to procrastinate; to be lazy to refuse or dislike exerting effort
Example sentence: The expression of this idea is Queens of the Stone Age, but the idea is that you will never slack on the music and will always humble yourself at the alter of Rock.
Slake
Part of speech: verb
Definition: To go out; to become extinct.To abate; to become less decided.To slacken; to become relaxed.To become mixed with water, so that a true chemical combination takes place; as, the lime slakes.To dash water on a hot surface to cool it.To satisfy; to quench.