Word: seizeth
Part of speech: Verb
Syllables: sei
zeth
Definition: Third-person singular of seize; capture the attention or imagination of
Morphemes:
Affix: seize
Language: en
PoS: Verb
Meaning: To deliberately take hold of; to grab or capture.
Etymology Compounds: Affix: seisir
Language: fro
Decoded: seisir
Meaning: to take possession of; invest 
Affix: -eth
Language: en
PoS: Suffix
Meaning: Used to form the third-person singular present indicative of verbs.