present participle of accommodate
"The server was accommodating to our dietary restrictions by quickly bringing a fresh salad instead of the ordered dish."
helpful in bringing about a harmonious adaptation
"the warden was always accommodating in allowing visitors in"
"made a special effort to be accommodating"
Affording, or disposed to afford, accommodation; obliging; helpful.
"The hotel staff were incredibly accommodating when they helped us check in late after our flight was delayed."
The word comes from the verb accommodate with the suffix -ing added to form its present participle. It retains the original meaning of making something suitable or providing comfort.