Word: breakneck
Part of speech: Adjective
Syllables: break
neck
Definition: Dangerously fast; hell-for-leather.
Morphemes:
Affix: break
Language: en
PoS: Verb
Meaning: To destroy the strength, firmness, or consistency of.
Affix: neck
Language: en
PoS: Verb
Meaning: To drink rapidly.