Word: heartstopping
Part of speech: Adjective
Syllables: heart
sto
pping
Definition: Very exciting or shocking, as though to cause one's heart to skip beats.
Morphemes:
Affix: heart
Language: en
PoS: Noun
Meaning: Emotions, kindness, moral effort, or spirit in general.
Affix: s-
Language: en
PoS: Prefix
Meaning: secondary form
Affix: top
Language: en
PoS: Adjective
Meaning: Very good, of high quality, power, or rank.
Affix: -ing
Language: en
PoS: Suffix
Meaning: Used to form uncountable nouns from verbs denoting the act of doing something, an action.