Sentence:  <WSD>great</WSD>-grandfather, <WSD>great</WSD>-<WSD>great</WSD>-grandfather, <WSD>great</WSD>-<WSD>great</WSD>-<WSD>great</WSD>-grandfather 
Meaning of the word marked with <WSD> tags:  Involving more generations than the qualified word implies — as many extra generations as repetitions of the word "great" (from 1510s). [see Derived terms]