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There are 19 words containing EFFICIEN

EFFICIENTefficient adj. Making good, thorough, or careful use of resources; not consuming extra. Especially, making good use…
efficient adj. Expressing the proportion of consumed energy that was successfully used in a process; the ratio of useful…
efficient adj. Causing effects, producing results; bringing into being; initiating change (rare except in philosophical…
EFFICIENCEefficience n. Archaic form of efficiency.
EFFICIENCE n. (archaic) efficiency, also EFFICIENCY.
EFFICIENCYefficiency n. The extent to which time is well used for the intended task.
efficiency n. (Dated) The quality of producing an effect or effects.
efficiency n. The extent to which a resource is used for the intended purpose; the ratio of useful work to energy expended.
EFFICIENTSefficients n. Plural of efficient.
EFFICIENT n. a trained soldier, esp. one volunteering for service.
COEFFICIENTcoefficient adj. Cooperating.
coefficient n. (Mathematics) A constant by which an algebraic term is multiplied.
coefficient n. A number, value, or item that serves as a measure of some property or characteristic.
EFFICIENCESefficiences n. Plural of efficience.
EFFICIENCE n. (archaic) efficiency, also EFFICIENCY.
EFFICIENTLYefficiently adv. In an efficient manner.
EFFICIENT adv. capable of doing what may be required.
INEFFICIENTinefficient adj. Not efficient; not producing the effect intended or desired; inefficacious.
inefficient adj. Incapable of, or indisposed to, effective action; habitually slack or unproductive; effecting little or nothing.
inefficient n. A person who cannot or does not work efficiently.
COEFFICIENTScoefficients n. Plural of coefficient.
coëfficients n. Plural of coëfficient.
COEFFICIENT n. any of the factors of a product considered in relation to a specific factor.
EFFICIENCIESefficiencies n. Plural of efficiency.
EFFICIENCY n. the quality of being efficient, also EFFICIENCE.
INEFFICIENCYinefficiency n. Lack of efficiency or effectiveness.
INEFFICIENCY n. the state of being inefficient.
INEFFICIENTSinefficients n. Plural of inefficient.
INEFFICIENT n. one who is not efficient.
INEFFICIENTLYinefficiently adv. In an inefficient manner.
INEFFICIENT adv. not efficient.
HYPEREFFICIENThyperefficient adj. Extremely efficient.
HYPEREFFICIENT adj. excessively efficient.
INEFFICIENCIESinefficiencies n. Plural of inefficiency.
INEFFICIENCY n. the state of being inefficient.
SUPEREFFICIENTsuperefficient adj. Very efficient.
SUPEREFFICIENT adj. extremely efficient.
ULTRAEFFICIENTultraefficient adj. Extremely efficient; of utmost efficiency.
ULTRAEFFICIENT adj. extremely efficient.
HYPEREFFICIENCYSorry, definition not available.
SUPEREFFICIENCYsuperefficiency n. The quality of being superefficient.
SUPEREFFICIENCY n. the state of being superefficient.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the WikWik.org and 1Word.ws.

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See this list for:

  • English Wiktionary: 80 words
  • Scrabble in French: 12 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: 23 words
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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