Word: Pentecostal
Part of speech: Noun
Syllables: pen
te
co
stal
Definition: An offering formerly made to the parish priest, or to the mother church, at Pentecost.
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: Of or pertaining to. Adjectival suffix appended to various words, often nouns, to make an adjective form. Often added to words of Latin origin, but used with other words also.