Word: sincereness
Part of speech: Noun
Syllables: sin
cere
ness
Definition: sincerity
Morphemes:
Affix: sincere
Language: en
PoS: Adjective
Meaning: Genuine; meaning what one says or does; heartfelt.
Affix: -ness
Language: en
PoS: Suffix
Meaning: Appended to adjectives to form nouns meaning "the state of being (the adjective); the quality of being (the adjective)", or "the measure of being (the adjective)".