English

inframammary

From infra- + mammary.

Proto-Indo-European *bʰer- ‘to bear, carry’

…

Proto-Italic *ferō ‘to carry, bear’

Latin ferō ‘to bear’

Latin īnferō ‘to carry, bring, put, place, or throw in,…’

Latin īnfrā ‘below’

Classical Latin mamma ‘breast’

Renaissance Latin mammārius ‘of the breasts’

Today it means

adj Below the breast.

Language periods are conventional ranges, not dates for this word.

Etymograph / inframammary