inefficient
[adjective]
Synonyms: incompetent, disorganized, ineffectual, inept, wasteful, weak

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Antonyms: efficient
Contrasted words: able, adept, capable, competent, expert, proficient, qualified, skilled, skillful, workmanlike
Related Words: careless, slipshod, slovenly, unfitted, unprepared, unqualified, untrained, unskilled, unskillful

[TahlilGaran] English Synonym Dictionary ▲

in‧ef‧fi‧cient /ˌɪnəˈfɪʃənt◂, ˌɪnɪˈfɪʃənt◂/ adjective
not using time, money, energy etc in the best way Antonym : efficient:
an inefficient use of resources
Local government was inefficient.
—inefficiently adverb
—inefficiency noun [uncountable and countable]:
problems due to the inefficiency of management

[TahlilGaran] Dictionary of Contemporary English ▲

inefficient
adj.
VERBS be, seem | become
ADV. extremely, grossly, highly, hopelessly, terribly, very | quite, rather, relatively, somewhat | generally | potentially | inherently | notoriously | economically an economically inefficient system

[TahlilGaran] Collocations Dictionary ▲