English porpoise

← German Meerschwein (cognate)

← English mereswine (cognate)

← English mereswine (link)

← Middle English porpeys (inherited)

← Middle English purpeys (mention)

← Old French purpeis (mention)

← Old French pourpois (derived)

← Old French porpois (mention)

← Old French pourpais (mention)

← Old French porpeis (mention)

← Italian pesce porco (cognate)

← Latin porcus (derived)

← Latin piscis (mention)

← Latin porcus marinus (cognate)

← Portuguese peixe porco (cognate)

→ English dolphin (link)

→ Thai พอร์พอยส์ (borrowed)