expatiate
UK: ɪkˈspeɪʃɪeɪt | US: ɪkˈspeɪʃɪeɪt
vi. 1. To speak or write at length or in detail (often with "on" or "upon").
vi. 2. To move freely or wander physically (archaic).
expatiate = ex<out> + pati<walk> + ate<verb suffix>
- ex<out>: Latin prefix meaning "out of" or "thoroughly."
- pati<walk>: Derived from Latin "spatiari" (to walk, stroll), linked to "spatium" (space).
- ate<verb suffix>: Forms verbs indicating action.
Etymology Origin:
Originally from Latin exspatiari ("to wander out of bounds"), combining ex- (out) + spatium (space). The word evolved from literal wandering (16th c.) to figurative "expanding in speech/writing" (17th c.), reflecting a shift from physical to intellectual movement.
The professor expatiated on quantum theory for two hours.
She expatiated upon her travels across Asia.
The poet’s mind seemed to expatiate beyond mundane limits.
(Archaic) The deer expatiated freely through the forest.
Avoid expatiating unnecessarily in formal reports.