- awkwardness, clumsiness, ineptness, ineptitude, maladroitness, slowness - unskillfulness resulting from a lack of training
--1 is a kind of unskillfulness
- unsuitability, unsuitableness, ineptness - the quality of having the wrong properties for a specific purpose
--2 is a kind of quality
--2 has particulars: inappropriateness; unfitness; inconvenience