Word: Pentecostalism
Part of speech: Noun
Syllables: pen
te
co
sta
li
sm
Definition: Christian religious movement that emphasizes the Holy Spirit and is known for speaking in tongues.
Morphemes:
Affix: Pentecost
Language: en
PoS: Proper noun
Meaning: Proper noun~ Pentecostal manifestation, such as in a church service.
Etymology Compounds: Affix: πεντηκοστή
Language: grc
Decoded: pentekoste
Meaning: fiftieth 
Affix: -al
Language: en
PoS: Suffix
Meaning: Forming nouns, especially of verbal action.
Affix: -ism
Language: en
PoS: Suffix
Meaning: Used to form nouns indicating a peculiarity or characteristic of language
Etymology Compounds: Affix: -ισμός
Language: grc
Decoded: -ismos
PoS: Suffix
Meaning: Forms abstract nouns.