Word: upthrust
Part of speech: Noun
Syllables: up
thrust
Definition: Buoyancy; cheerfulness that bubbles to the surface
Morphemes:
Affix: up-
Language: en
PoS: Prefix
Meaning: Used to indicate higher position or direction, literally or figuratively.
Affix: thrust
Language: en
PoS: Verb
Meaning: To push out or extend rapidly or powerfully.