The word “ultraefficient” has 5 syllables: ul-tra-ef-fi-cient
It's pronounced as /ʌl.trə.ɪˈfɪʃ.ənt/
What is synonym and antonym for ultraefficient?
In the thesaurus, “ultraefficient” has 8 synonyms and 10 antonyms.
Here are synonyms and antonyms for ultraefficient along with examples of usage in sentences.
On this page you'll find 18 synonyms, antonyms, or another words to ultraefficient, such as: adequate, capable, counterproductive, effective, effectual, efficacious, efficient.
Make sure to choose synonyms and antonyms that are appropriate for the context of the sentence.