inability

1. Lack of ability (especially mental ability) to do something (synset 105652767)
   is a type of: cognition, knowledge, noesis - the psychological result of perception and learning and reasoning
   subtypes:

   • block, mental block - an inability to remember or think of something you normally can do; often caused by emotional tension
   • stupidity - a poor ability to understand or to profit from experience
   • inaptitude - a lack of aptitude
   • incapacity - lack of intellectual power
   • unskillfulness - a lack of cognitive skill
   • analphabetism, illiteracy - an inability to read
   • uncreativeness - a lack of creativity
   • incomprehension - an inability to understand
2. Lacking the power to perform (synset 105214398)
   is a type of: quality - an essential and distinguishing attribute of something or someone
   subtypes:

   • unadaptability - the inability to change or be changed to fit changed circumstances
   • insensitiveness, insensitivity - the inability to respond to affective changes in your interpersonal environment
   • incompetence, incompetency - lack of physical or intellectual ability or qualifications
   • incapability, incapableness - the quality of not being capable -- physically or intellectually or legally
   • insufficiency - (pathology) inability of a bodily part or organ to function normally
   same as: unfitness

Other Searches

• Rhyme: Dillfrog, RhymeZone
• Definition: Wiktionary, Dictionary.com, Wikipedia, Merriam-Webster, WordNet, Power Thesaurus
• Imagery: Google, Flickr, Bing