noun

unreliability

unreliability, undependability

The unreliability of the data is a major concern.

The unreliability of the data is a major concern.

His unreliability makes him a poor team member.

His unreliability makes him a poor team member.

the unreliability ((of sth./sb.)) the state of not being able to be trusted or believed The unreliability of the data is a concern.

Synonyms: undependability, inconsistency; Antonyms: reliability, dependability

From 'un-' (not) + 'reliable' + '-ity' (a suffix forming nouns of state or quality). The state of not being reliable.

The '-ity' ending signifies a state or condition. So, it's the 'state of being unreliable'.

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