Word: speedful
Part of speech: Adjective
Syllables: speed
ful
Definition: Successful; prosperous.
Morphemes:
Affix: speed
Language: en
PoS: Noun
Meaning: Luck, success, prosperity.
Affix: -ful
Language: en
PoS: Suffix
Meaning: Used to form adjectives from nouns. Full of, tending to, or thoroughly possessing the quality expressed by the noun.