ancillary /an-silˈə-ri or anˈsi-lə-ri/

1. Auxiliary
2. Supplementary
3. Subsidiary
4. Subordinate
5. (of computer equipment) additional in any way, not a necessary part of the computing process
6. Subserving
7. Ministering

An ancillary thing

• underrate
• underrated
• underrates
• underrating
• under-report
• under-reported
• under-reporting
• under-reports
• under-representation
• under-represented
• under-ring
• under-ringing
• under-rings
• under-ripe
• under-roof
• under-roofs
• underrun
• under-rung
• underrunning
• underrunnings
• underruns
• undersaid
• under sail
• undersaturated
• under-sawyer