Last letter = First Letter, min 3 syllable word chain

marshaling

gustatorial

lascivious

samovar

rambunctious

synthetic

-“BB”-

chorister

rudderfish

Habakkuk

koala

acetone

eccentric

Chanticleer

restlessness

sonoric

-“BB”-

calliope

euphonic

chiaroscuro

obscuro

ovipositor

-“BB”-