Gratuitous describes things that are not necessary, appropriate, or justified, as in "a gratuitous insult" or "a gratuitous assumption." Gratuitous can also mean "free."
// The film was criticized for its gratuitous violence.
// A local veterinary technician provides gratuitous services to the animal shelter twice a month.
Someone or something described as acquisitive is characterized by a strong desire to own or acquire more things.
// The game aims to teach middle schoolers to balance their acquisitive instincts with a consideration of what will benefit society as a whole.
causing or capable of causing laughter; laughable; ludicrous.
Damask refers to a usually shiny, thick fabric (linen, cotton, silk, or rayon) made with patterns. The word can also be used as a synonym for Damascus steel, or for a grayish-red color.
// The old chair was upholstered in a blue silk damask which was now faded and threadbare.
to raise irritating and trivial objections; find fault with unnecessarily.
Bailiwick refers to the domain or sphere in which someone has superior knowledge or authority.
// Fundraising events are his bailiwick.
To emote is to express emotion in a very dramatic or obvious way.
// He stood on the stage, emoting and gesturing wildly.
Docile is used to describe those who are easily taught, led, or managed.
// Though the professor feared a rowdy incoming class, he found that his new students were docile and eager to learn.
Someone or something described as vivacious is happy and lively in an appealing way.
// Our vivacious host’s bubbly humor and welcoming spirit quickly set everyone at ease.
a usually short, heavy rainstorm.