Requiring strength or vigor.
Sensible (of intellect etc.); straightforward, not given to or confused by uncertainty or subtlety.
Designed or evolved in such a way as to be resistant to total failure despite partial damage.
Not greatly influenced by errors in assumptions about the distribution of sample errors.
Resistant or impervious to failure regardless of user input or unexpected conditions.
Of an individual or skeletal element: strongly built; muscular; not gracile.
Violent; rough; rude.
Evincing strength and health; strong; (often, especially) both large and healthy.
Lacking strength or resolve; not tough, wimpy.
Of a ferromagnetic material; a material that becomes essentially non-magnetic when an external magnetic field is removed, a material with a low magnetic coercivity. (compare hard)
Expressing gentleness or tenderness; mild; conciliatory; courteous; kind.
Requiring little or no effort; easy.
Voiced; sonant; lenis.
Voiceless.
Gentle.
Low in dissolved calcium compounds.
Smooth and flexible; not rough, rugged, or harsh.
Easily giving way under pressure.
Emulated with software; not physically real.
Not likely to cause addiction.
Not containing alcohol.
Weak in character; impressible.
Not harsh or offensive to the sight; not glaring or jagged; pleasing to the eye.
Gentle in action or motion; easy.
Incomplete, or temporary; not a full action.
Effeminate.
Of a market: having more supply than demand; being a buyer's market.
softcore.
Palatalized.
Not bright or intense.
Physically or emotionally weak.
Foolish.
Agreeable to the senses.
Having a slight angle from straight.
Made up of nonparallel rays, tending to wrap around a subject and produce diffuse shadows.
Quiet.
A soft sound or part of a sound.
A soft or foolish person; an idiot.