Efficacy
The ability to produce a desired or intended result. “The efficacy of the new marketing plan has not been proven.”
Amorphous
Without a clearly defined shape or form. Vague; ill-organized; unclassifiable. “The amorphous package caused alarm to many people in the terminal.”
Gourmand
A person who enjoys eating and often eats too much; gluttonous. A connoisseur of good food. “The traveling gourmand seldom passed up a restaurant.”
Melancholy
A deep, pensive, and long-lasting sadness. adj. Sad, gloomy, or depressed. “She was in a melancholy mood.”
Disparate
Essentially different in kind; not allowing comparison. markedly distinct in quality or character. “He is a strong leader capable of managing a disparate team to achieve their goals.”
Demonstrative
Tending to show feelings, especially the open expression of emotion. “A demonstrative argument.”
Accolade
An expression of praise or admiration. An award or privilege granted; an acknowledgment of merit. “The scientist was given many accolades for his research.”
Impish
Mischievous. Inclined to do slightly naughty things for fun. “He approached her with an impish grin on his face.”
Benign
Mild or favorable (result). Gentle, kind, good. “The results were benign and required no treatment.”
paralipsis
the suggestion, by deliberately concise treatment of a topic, that much of significance is being omitted, as in “not to mention other faults.”