Knee spasm: Involuntary contractions of the muscles in the knee. See detailed information below for a list of 14 causes of Knee spasm, Symptom Checker, including diseases and drug side effect causes. Â» Review Causes of Knee spasm: Causes | Symptom Checker Â».
-ness definition, a native English suffix attached to adjectives and participles, forming abstract nouns denoting quality and state (and often, by extension, something exemplifying a quality or state): darkness; goodness; kindness; obligingness; preparedness. See more.
A process more common in Old English than in Modern English, but still productive in Modern English, is the use of derivational suffixes (-hood, -ness, -ing, -ility) to derive new words from existing words (especially those of Germanic origin) or stems (especially for words of Latin or Greek origin).