diaphone /dīˈə-fōn/

1. A siren-like fog signal
2. A bass reed-organ stop made louder by vibrating material
3. All the variants of a phoneme

• Echinoderma
• echinodermal
• Echinodermata
• echinodermatous
• echinoderms
• echinoid
• Echinoidea
• echinoids
• Echinops
• echinus
• echinuses
• echium
• echiums
• Echiura
• echiuran
• echiurans
• echiuroid
• echiuroids
• echo
• Echo
• echocardiogram
• echocardiograms
• echocardiograph
• echocardiographic
• echocardiographs