Last letter = First Letter, min 3 syllable word chain

newfangled

Delirious

sesquicentennial

leukemia

allegorical

laryngectomy

yogibogeybox

xenotransplant

terraform

mandibular

rhododendron

Nebulaphobia

androgynous

sympathy

youngberry

Yuramon

novercaphobia

antepenultimate

electroencephalographically

Youthfulness