Middle English word rapen comes from Latin crescendum, Proto-Balto-Slavic *krei-, Proto-Baltic *krei-, Proto-Indo-European *h₁rep-, Proto-Germanic *hrapaną, and later Proto-Italic *rapiō (Seize, take away.)
| Dictionary entry | Language | Definition |
|---|---|---|
| crescendum | Latin (lat) | |
| *krei- | Proto-Balto-Slavic (ine-bsl-pro) | |
| *krei- | Proto-Baltic (bat-pro) | |
| *h₁rep- | Proto-Indo-European (ine-pro) | |
| *hrapaną | Proto-Germanic (gem-pro) | |
| *rapiō | Proto-Italic (itc-pro) | Seize, take away. |
| rapio | Latin (lat) | I snatch, grab, carry off, abduct, rape. |
| *kr- | Proto-Indo-European (ine-pro) | |
| sincerus | Latin (lat) | Clean, pure, sound.. Genuine, sincere.. Real, natural.. Uninjured, whole. |
| *(s)krebʰ- | Proto-Indo-European (ine-pro) | |
| *hrapōną | Proto-Germanic (gem-pro) | To graze, make contact (with), touch. To scratch, scrape. To snatch. |
| hreppan | Old English (ang) | (transitive) To attack.. (transitive) To touch; treat. |
| *hrapian | Old English (ang) | |
| hrapa | Old Norse (non) | |
| rapen | Middle English (enm) |