Unembellished, without addition or decoration; not ornate, simple; not coloured; (of hair) worn straight, not curled; (of a person's name) without…

Of language, manner of expression, a narrative, etc.: lacking elegance or polish; (usually used positively) free from over-elaboration or…

Of a thing, a place, etc.: characterized by an elegance of form or arrangement, with freedom from unnecessary additions or embellishments; of…

Of thought, behaviour, or expression: having the ease or simplicity of nature; free from affectation, artificiality, or constraint; simple…

Severely simple in style or character; free from luxury; plain, unadorned.

Destitute or defective in various other respects. Simple, without luxury; unpolished, rude.

(un-, prefix1 affix 2.)

In reference to style or taste, literary or artistic: Shunning redundance or unessential ornament; not florid or exuberant; sober, restrained…

Neat. Obsolete.

figurative. Of a method of dealing with or handling something: subtle; restrained; understated. Esp. in (with) a light touch: (in) a subtle…

(un-, prefix1 affix 1.)

Free from assumption; unpretentious. Of things.

Without complexity or artifice; not elaborately designed or worked out; plain, simple, straightforward.

Free from excess; not extreme; moderate, modest; restrained; understated; (also of colour) muted, subdued.

Not pretentious; free from pretension or affectation; modest, humble, unassuming.

(un-, prefix1 affix 1.)

(un-, prefix1 affix 2.)

Plain and unpretentious.

Elegantly simple; unostentatiously beautiful.

(un-, prefix1 affix 1.)

Bare and functional, like a hospital.

Tasteful in a quiet, profound, or unostentatious way.

Of clothes, appearance, etc.: unemphasized, modest; designed not to attract undue attention. Cf. quiet, adj. 4.