Word: properdin
Part of speech: Noun
Syllables: pro
per
din
Definition: A protein in human serum that complements part of the immune system
Morphemes:
Affix: perdition
Language: en
PoS: Noun
Meaning: Hell.
Etymology Compounds: Affix: per-
Language: la
Decoded: per-
PoS: Prefix
Meaning: Used to make adjectives or verbs that are "very" something.
Affix: dō
Language: la
Decoded: do
Meaning: 1st person singular of *dare 
Affix: -in
Language: en
PoS: Suffix
Meaning: an enzyme