Similar words
vientre
vientre is more anatomical or formal for "belly, abdomen"; barriga is the everyday, colloquial word.
panza
panza is a colloquial, sometimes humorous word for "belly," a paunch; barriga is the everyday word.
Similar in other languages
Portuguese
barriga
barriga is the Portuguese word for the same thing — both mean "belly."
Portuguese
ventre
ventre is the Portuguese word for the same thing — both mean "belly."
Practice
1 What does barriga mean?
belly
2 Fill the gap: Me duele la ___.
Full sentence: Me duele la barriga. (My belly hurts.)
3 Which fingerprint chart matches barriga?
barriga: neutral register, core frequency, general domain, neutral connotation.