all the directional and spatial information buried in words, particularly concealed in prefixes.
History and Etymology for DE
Prefix
Middle English, from Anglo-French
de-, des-, partly from Latin
de- from, down, away (from
de, preposition) and partly from Latin
dis-; Latin
de akin to Old Irish
di from, Old English
tō to — more at
to,
dis-
ab-
word-forming element meaning "away, from, from off, down," denoting disjunction, separation, departure; from Latin ab (prep.) "off, away from" in reference to space or distance, also of time, from PIE root
*apo- "off, away" (also the source of Greek apo "off, away from, from," Sanskrit apa "away from," Gothic af, English
of,
off; see
apo-).
The Latin word also denoted "agency by; source, origin; relation to, in consequence of." Since classical times usually reduced to a- before -m-, -p-, or -v-; typically abs- before -c-, -q-, or -t-.