Synonyms for In-flexibility:

• n.

  •austerity (noun)
  • seriousness,
  • stiffness,
  • exactness,
  • astringence,
  • solemnity,
  • stringency,
  • inflexibility,
  • coldness,
  • formalness,
  • sternness,
  • gravity,
  • formality,
  • exactingness,
  • inclemency,
  • rigor,
  • strictness,
  • acerbity,
  • harshness,
  • hardness,
  • asperity.
  •firmness (noun)
  • steadfastness,
  • fixedness,
  • impenetrability,
  • decision,
  • constancy,
  • impliability,
  • durability,
  • impermeability,
  • purposefulness,
  • inelasticity,
  • toughness,
  • imperviousness,
  • solidity,
  • staunchness,
  • tensile strength,
  • strength,
  • temper,
  • purposiveness,
  • fixity,
  • compactness,
  • determination,
  • resistance,
  • density,
  • decidedness.
  •grimness (noun)
  • OBDU.
  •inflexibility (noun)
  • doggedness,
  • intransigence,
  • obstinacy,
  • adamancy,
  • pigheadedness,
  • obdurateness,
  • grimness,
  • obduracy,
  • bullheadedness,
  • die-hardism,
  • inexorableness,
  • indomitability,
  • pertinacity,
  • Incompliance,
  • rigidness,
  • Implacability,
  • contumacy,
  • inflexibleness,
  • perseverance,
  • remorselessness,
  • mulishness,
  • rigidity,
  • intransigency,
  • relentlessness,
  • Implacableness,
  • incompliancy,
  • inexorability.
  •rigor (noun)
  • severity,
  • trial,
  • ordeal,
  • roughness,
  • tribulation,
  • firmness,
  • accuracy,
  • conscientiousness,
  • precision,
  • suffering,
  • affliction,
  • intolerance,
  • privation,
  • visitation,
  • thoroughness,
  • vicissitude,
  • preciseness,
  • traditionalism,
  • meticulousness,
  • austerity,
  • exactitude,
  • tenacity,
  • conventionalism,
  • punctiliousness,
  • hardship,
  • difficulty.
  •tenacity (noun)
  • starch,
  • chutzpah,
  • grit,
  • nerve,
  • intestinal fortitude,
  • moxie,
  • application,
  • guttiness,
  • what it takes,
  • courage,
  • resolution,
  • persistence,
  • backbone,
  • willfulness,
  • guts,
  • strength of purpose,
  • heart,
  • gutsiness,
  • true grit,
  • resolve,
  • resoluteness,
  • stomach,
  • spunk,
  • clock,
  • stick-to-itiveness.

Antonyms for In-flexibility:

• n.

  • austerity
    calmness, kindness, blandness, indulgence, meekness, elaborateness, extravagance, gentility, unimportance, luxuriousness, mildness, informality, spending.
  • firmness
    softness, weakness, movability, indefiniteness, flexibility, instability, uncertainty, infirmity.
  • rigor
    pliability, inaccuracy, pleasure, happiness, elasticity, peace, calm, ease, health, leniency.
  • stubbornness
    indetermination, amenability.
  • tenacity
    timidity, indolence, slackness, indecision, idleness, question, cowardice, fear, indifference, irresolution.