Last letter = First Letter, min 3 syllable word chain

tomorrow

Weimaraner

republic

countryside

-“BB”-

ecology

Yellowstone

yellowwood

Um…??

I goofed.

Diacritical

lexicographical

lethargic

catatonic

California

amnesty

Yearningly

Yusupov

One of the richest families in Imperial Russia. Prince Felix Yusupov was 29 when he was part of the assassination of Rasputin.

vacillate

eglantine

Epitaph

hagiographic