ancillary
[adjective]
Synonyms: supplementary, additional, auxiliary, extra, secondary, subordinate, subsidiary, supporting

[TahlilGaran] English Synonym Dictionary ▲

an‧cil‧la‧ry /ænˈsɪləri $ ˈænsəleri/ adjective
[Date: 1600-1700; Language: Latin; Origin: ancilla 'female servant']

1. ancillary workers/staff etc workers who provide additional help and services for the people who do the main work in hospitals, schools etc

2. formal connected with or supporting something else, but less important than it:
Agreement was reached on several ancillary matters.

[TahlilGaran] Dictionary of Contemporary English ▲