auxiliaries
aux-il-ia-ries
noun
Verbs assisting main verbs to form tenses, moods, or voices.
""Have" and "be" are common English auxiliaries."
noun
People or groups providing supplementary support or assistance.
"The hospital auxiliaries organised a charity fete."
Thesaurus
Synonyms: appurtenant, adjunct, accessory, adjuvant, ancillary, supportive, auxiliary, aide, supplemental, secondary, subsidiary, supplementary