WordReference Random House Learner's Dictionary of American English © 2026
-fus-, root.
- -fus- comes from Latin, where it has the meaning "pour, cast;
join;
blend.'' This meaning is found in such words as: confuse, defuse, diffuse, effusive, fuse, fusion, infuse, profuse, suffuse, transfusion.
'-fus-' also found in these entries (note: many are not synonyms or translations):