1. plural of heftiness; the quality or state of being heavy in weight or substantial in size
Usage: countable plural form; informal
2. plural of heftiness; the quality of being powerful, forceful, or impressive in impact or effect
Usage: countable plural form; informal

Examples

• The heftinesses of the different boxes made it clear which ones would be hardest to carry.
• Despite the heftinesses of their arguments, the committee remained unconvinced.
• The heftinesses of the winter storms caused significant damage to the region.
• She appreciated the heftinesses of the fabric; it felt durable and well-made.
• The heftinesses of the financial penalties reflected the severity of the violations.