formalness

rigor

acerbity asperity astringence coldness exactness formality gravity grimness hardness harshness inclemency inflexibility obduracy rigidity seriousness solemnity sternness stiffness strictness stringency

exactingness

informality kindness mildness unimportance

blandness calmness elaborateness extravagance gentility indulgence luxuriousness meekness spending

decorum etiquette formality protocol

bad manners