Word: underthigh
Part of speech: Noun
Syllables: un
der
thigh
Definition: The back of a person's thigh.
Morphemes:
Affix: under
Language: en
PoS: Adjective
Meaning: Being lower; being beneath something.
Affix: thigh
Language: en
PoS: Noun
Meaning: The upper leg of a human, between the hip and the knee.