Yoga, Absoluteness, Abstinence, Accuracy, Acerbity, Acidity, Acrimony, Acuteness, Adversity, Affliction, Aggravation, Annoyance, Asceticism, Asperity, Atrocity, Austerity, Barbarity, Bite, Bitterness, Bleakness, Blight, Bloodlust, Briskness, Brutality, Care, Chill, Chilliness, Cold, Coldness, Complexity, Complication, Conscientiousness, Cool, Coolness, Correctness, Crispness, Cross, Cryogenics, Curse, Delicacy, Destructiveness, Detail, Difficulties, Rigidity, Roughness, Ruggedness, Savagery, Scrupulousness, Severity, Sharpness, Sternness, Stiffness, Sting, Stress, Strictness, Stridency, Stringency, Stubbornness, Subtlety, Tartness, Tautness, Teeth, Tenseness, Tension, Tensity, Terrorism, Tightness, Toughness, Trial, Tribulation, Trouble, Troubles, Troublesomeness, Vandalism, Vehemence, Venom, Viciousness, Vicissitude, Violence, Virulence, Visitation, Difficulty, Edge, Exactitude, Exactness, Exquisiteness, Extremity, Faithfulness, Fasting, Ferociousness, Fidelity, Fierceness, Fineness, Firmness, Flagellation, Force, Freshness, Frigidity, Fundamentalism, Fussiness, Grip, Hairiness, Hardness, Hardship, Harshness, Iciness, Impetuosity, Inclemency, Inexorability, Inflexibility, Inhumanity, Intensity, Intricacy, Irritation, Keenness, Laboriousness, Literalism, Malignity, Mindlessness, Minuteness, Monasticism, Mortification, Niceness, Nicety, Nip, Obduracy, Obstinacy, Oppressiveness, Orthodoxy, Particularity, Perfection, Plight, Poignancy, Point, Preciseness, Precision, Predicament, Pressure, Punctuality, Puritanism, Rawness, Refinement, Relentlessness, Right, Rightness