Tenuous
Part of speech: adjective
Definition: Thin in substance or consistency. Lacking importance.
Thin
Part of speech: adjective
Definition: Slim, narrow in size, and (of a person or animal) usually carrying little fat.Of low viscosity or low specific gravity, e.g., as is water compared to honey.Scarce.Overly strict.Describing a poorly played golf shot where the ball is struck by the bottom part of the club head. See fat, shank, toe.
Part of speech: verb
Definition: To make thin or thinnerTo become thin or thinnerTo dilute
Example sentence: When in doubt, make a fool of yourself. There is a microscopically thin line between being brilliantly creative and acting like the most gigantic idiot on earth. So what the hell, leap.