Ddd

4 clues
Like some huge chests
Phone operation: Abbr.
9 to 5: The Musical" spec
Long-distance phoning: Abbr.
Similar answers:
&tongued
Aaaadvisor
Aaabonds
Aaarated
Aabond
Aacid
Aad
Aahed
Aahedat
Aamed
Aand
Aande
Aandm
Aandp
Aandppearincourt
Aandr
Aandw
Aard
Aardvark
Aardvarks