plural of maternal grandfather

plural of great-grandfather

plural of grandfather's clock

Alternative form of grandfather clock / (card games) A form of patience in which cards are laid out in an arrangement resembling a clock face.

plural of grandfather clock

plural of grandfather paradox

The paradox of time travel in which inconsistencies emerge through changing the past.

plural of great grandfather (alternative spelling of great-grandfathers).

A type of easy chair with projecting areas at the top.

plural of grandfather-in-law