Word: heartburning
Part of speech: Noun
Syllables: heart
burn
ing
Definition: heartburn; a painful burning sensation in the chest caused by gastroesophageal reflux (backflow from the stomach irritating the esophagus); symptomatic of an ulcer or a diaphragmatic hernia or other disorder
Morphemes:
Affix: heart
Language: en
PoS: Noun
Meaning: A muscular organ that pumps blood through the body, traditionally thought to be the seat of emotion.
Affix: burn
Language: en
PoS: Noun
Meaning: A sensation resembling such an injury.
Affix: -ing
Language: en
PoS: Suffix
Meaning: Used to form gerunds, a type of verbal nouns, from verbs.