suboctave /sub-okˈtiv/

1. The octave below
2. (also suboctave coupler) an organ coupler that gives an octave below

• tombak
• tombaks
• tombed
• tombic
• tombing
• tombless
• tomboc
• tombocs
• tombola
• tombolas
• tombolo
• tombolos
• tomboy
• tomboyish
• tomboyishly
• tomboyishness
• tomboyishnesses
• tomboys
• tombs
• tombstone
• tombstones
• tombstoning
• tomcat
• too-too
• toots