In-effective

[in-i-fek-tiv] /ˌɪn ɪˈfɛk tɪv/

adjective
1.
not ; not producing results; ineffectual:
ineffective efforts; ineffective remedies.
2.
inefficient or incompetent; incapable:
an ineffective manager.
3.
lacking in artistic effect, as a literary work, theatrical production, or painting.
/ˌɪnɪˈfɛktɪv/
adjective
1.
having no effect
2.
incompetent or inefficient
adj.

1650s, from in- (1) “not, opposite of” + effective. Related: Ineffectively; ineffectiveness.

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Ineffectively
[in-i-fek-tiv] /ˌɪn ɪˈfɛk tɪv/ adjective 1. not ; not producing results; ineffectual: ineffective efforts; ineffective remedies. 2. inefficient or incompetent; incapable: an ineffective manager. 3. lacking in artistic effect, as a literary work, theatrical production, or painting. /ˌɪnɪˈfɛktɪv/ adjective 1. having no effect 2. incompetent or inefficient adj. 1650s, from in- (1) “not, opposite of” […]
Ineffectiveness
[in-i-fek-tiv] /ˌɪn ɪˈfɛk tɪv/ adjective 1. not ; not producing results; ineffectual: ineffective efforts; ineffective remedies. 2. inefficient or incompetent; incapable: an ineffective manager. 3. lacking in artistic effect, as a literary work, theatrical production, or painting. /ˌɪnɪˈfɛktɪv/ adjective 1. having no effect 2. incompetent or inefficient adj. 1650s, from in- (1) “not, opposite of” […]
Ineffectual
[in-i-fek-choo-uh l] /ˌɪn ɪˈfɛk tʃu əl/ adjective 1. not ; without satisfactory or decisive effect: an ineffectual remedy. 2. unavailing; futile: His efforts to sell the house were ineffectual. 3. powerless; impotent. /ˌɪnɪˈfɛktʃʊəl/ adjective 1. having no effect or an inadequate effect 2. lacking in power or forcefulness; impotent: an ineffectual ruler adj. early 15c., […]

Ineffectuality
[in-i-fek-choo-uh l] /ˌɪn ɪˈfɛk tʃu əl/ adjective 1. not ; without satisfactory or decisive effect: an ineffectual remedy. 2. unavailing; futile: His efforts to sell the house were ineffectual. 3. powerless; impotent. /ˌɪnɪˈfɛktʃʊəl/ adjective 1. having no effect or an inadequate effect 2. lacking in power or forcefulness; impotent: an ineffectual ruler adj. early 15c., […]
Ineffectually
[in-i-fek-choo-uh l] /ˌɪn ɪˈfɛk tʃu əl/ adjective 1. not ; without satisfactory or decisive effect: an ineffectual remedy. 2. unavailing; futile: His efforts to sell the house were ineffectual. 3. powerless; impotent. /ˌɪnɪˈfɛktʃʊəl/ adjective 1. having no effect or an inadequate effect 2. lacking in power or forcefulness; impotent: an ineffectual ruler adj. early 15c., […]