Question 1

What rhymes with efficacious?

Accepted Answer

Some of the best rhymes for "efficacious" include: gracious, spacious, audacious, capacious, ceraceous, crustaceous, fallacious, flirtatious, hellacious, herbaceous. We found 364+ rhyming words in total.

Question 2

How many words rhyme with efficacious?

Accepted Answer

We found 364 words that rhyme with "efficacious", sorted by rhyme quality from perfect rhymes to near rhymes.

Rhymes for efficacious