[ si-nek-ti-tood, -tyood ]
/ sɪˈnɛk tɪˌtud, -ˌtyud /
the last stage of life; old age.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for senectitude
The Archbold had not deigned to make him safe; senectitude had done that.Hard Cash|Charles Reade