Effectiveness

13 lettersnouncommon

Updated June 2026

Definition

The degree to which something is successful in producing a desired result. It measures the quality of being effective or achieving intended outcomes.

“The effectiveness of the new teaching method was evaluated through student performance.”

Pronunciation

IPA

/ɪˈfɛktɪvnəs/

Syllables

ef·fec·tive·ness

Related Words

Synonyms

efficiencyefficacysuccess

Antonyms

ineffectiveness

Word Game Tips

🟩

Wordle

Contains 'NESS' ending with double 'E' and 'F'; multiple common letters

🔤

Scrabble

Worth 24 points; 'F' and 'V' provide good scoring

Words Related to Effectiveness

Words you can make from Effectiveness

Shorter words formed from the letters in “effectiveness”.

effective effects essence fifteen fitness insects effect events finest invest scenes steven venice ceint cense centi cents ceste cesti cetes cetin cines cists citee

Explore Similar Words

13-letter words starting with E 13-letter words ending with S All 13-letter words 12-letter words 14-letter words All word lists

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Dictionary References

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