Last letter = First Letter, min 3 syllable word chain

Stradivarius

semolinas

sanctuaries

suspenders

salubrious

silenacious

Stanislaus

suspenders

Salinus

Sagittarius

smithereens

-“BB”-

spectacles

specious

sebaceous

subcutaneous

sententious

seditious

salopettes

-“BB”-

supercalifragilisticexpialidocious

spacious