He brushed his clothes most scrupulously twice a day invariably, and was very fond of cleaning his smart calf boots with a special English polish, so that they shone like mirrors.
Moreover, Alyosha brought with him something his father had never known before: a complete absence of contempt for him and an invariable kindness, a perfectly natural unaffected devotion to the old man who deserved it so little.
There are no more uses of "invariably" in the book.
Show samples from other sources
I tell myself to go to sleep early, but I invariably end up watching television late into the night.
You better tell her we’re starting earlier. She’s invariably late.