Not producing an intended effect
English: ineffective, uneffective, ineffectual
Bahasa: gagal
ineffectualEnglish
ineffectual, ineffective, futile, otiose, unable
Adjective
Producing no result or effect
English: futile, ineffectual, otiose, unavailing
Bahasa: sia-sia
Lacking in power or forcefulness
English: ineffective, ineffectual, unable