Whenever he stayed home in the evening he went to bed early, and thriftily got ahead in those dismal duties.
There are no more uses of "thrifty" in the book.
Show samples from other sources
Mrs. V explains to Mom how this is exactly right for me, and Mom, instead of being practical and sensible and thrifty like she usually is, seems to agree.
Sharon M. Draper -- Out of My Mind
I don’t know, but anyway, that is how I now see her: an adjusted, sleek, elegantly graying and still beautiful woman ungrudgingly accommodating herself to middle age, very sophisticated now in her thrifty use of dirty words, warmly married, philoprogenitive and (I’m almost certain) multiorgasmic.