Last letter = First Letter, min 3 syllable word chain

necromancer

roentgenographically

yesteryear

radiotelegraphy

yellowhammer

representationalism

mathematician

neuropathy

yachtsmanship

psychedelic

catechism

mizzenmast

telegenic

cibophobia

Aphrodite

ecclesiastical

litotes

salubrious

sensational

leukemogenesis