Last letter = First Letter, min 3 syllable word chain

rotisserie

embellishment

tangerine

endomorph

habitat

telegraph

helicopter

risible

equinox

Xenozoic

made-up word (at least there is no definition in Websters or the OED) that was part of the title of a comic book series – Xenozoic Tales – set in a post-apocalyptic world where dinosaurs and other prehistoric creatures coexist with humans.

-“BB”-

cromulent

telecommunications

slanderous

scintillating

gargantua

annihilation

nativism

maturation

nasturtium

masticate