Inconstancy

/ˌɪn.kənˈstæn.si/

Meaning & Definition

noun
The quality of being changeable or variable; lack of stability or consistency.
The inconstancy of her affections made it difficult for him to trust her.
The tendency to change one's loyalties or affections frequently.
His inconstancy in relationships led to a reputation for being unreliable.
A lack of commitment or dedication; wavering behavior.
The inconstancy in his work ethic was evident when he often missed deadlines.
Unreliability; the state of being not dependable.
The inconstancy of the weather made planning the outdoor event a challenge.

Etymology

Middle English, from Latin 'inconstantia', from 'in-' meaning 'not' + 'constantia' meaning 'constancy'.

Common Phrases and Expressions

fickle nature
The tendency to change opinions or feelings frequently.
mercurial temperament
An often unpredictable and changeable demeanor.

Related Words

constancy
The quality of being unchanging or unwavering.
fickle
Changing frequently, especially as regards one's loyalties or affections.
caprice
A sudden and unaccountable change of mood or behavior.

Slang Meanings

Wishy-washy
He's so wishy-washy; he can't stick to one idea for more than a minute.
Flaky
Don't count on him to show up; he's pretty flaky when it comes to plans.