Word: antiacceleration
Part of speech: Adjective
Syllables: an
ti
a
cce
ler
a
tion
Definition: Opposing academic acceleration; the advancement of students designated as gifted in a particular subject:  placement at a rate that places them ahead of where they would be in the regular school curriculum
Morphemes:
Affix: anti-
Language: en
PoS: Prefix
Meaning: Physically opposite: applied to mountain ranges.
Affix: accelerate
Language: en
PoS: Verb
Meaning: To enable a student to finish a course of study in less than normal time.
Etymology Compounds: Affix: ad
Language: la
Decoded: ad
PoS: Preposition
Meaning: for, to, toward
Affix: celer
Language: la
Decoded: celer
PoS: Adjective
Meaning: fast, swift, quick, speedy, fleet
Affix: -ō
Language: la
Decoded: -o
Meaning: denominative
Affix: -ion
Language: en
PoS: Suffix
Meaning: an action or process, or the result of an action or process
Etymology Compounds: Affix: -iō
Language: la
Decoded: -io
PoS: Suffix
Meaning: Used to form abstract nouns from verbs.