English barnacle

← Proto-Celtic *barinākos (derived)

← Proto-Celtic *barinā (mention)

← Proto-Celtic *-ākos (derived)

← Welsh brennig (cognate)

← Middle English barnakille (inherited)

← Middle English bernake (mention)

← Middle English bernekke (mention)

← French barnache (cognate)

← Irish báirneac (cognate)

← Ancient Greek λέπας (cognate)

← Ancient Greek λεπάς (mention)

← Proto-Indo-European *gʷr̥H- (derived)

← Proto-Indo-European *-kos (derived)

← Proto-Indo-European *-ḱos (mention)

← Old Irish barenn (cognate)

→ English barnacled (suffix)

→ English barnaclelike (suffix)

→ English barnacular (suffix)

→ English debarnacle (prefix)

→ Spanish barnacla (borrowed)