Last letter = First Letter, min 3 syllable word chain

Atascosa

asynchronous

-“BB”-

sarcastic

crinoline

energized

despotic

capitulate

Endeavour

rendezvous

subsonic

conversational

lovemaking

garaging

geopolitical

lollipop

Peloponnesian

Naupactus

septuagenarian

nonsensical

lyricist