(sorry, still learning: it was revealed that Sarah's father frequented a certain massage parlour, the Wigmore Club, for a weekly wank.
Wank was a new word for me. I learned others in those years: pantechnicon, pastilles, salopettes, anorak, ginger wine, trifle, syllabub, riddling (the coal grate), gaiters, trug, secateurs, borstal, Boche, Gorbals, yobbos, scotia (a sort of household trim), valance, shandy, sent to Coventry, applied for the Chiltern Hundreds, chicane (as of a set of racing cars), gauntlets, whitebait, infra dig, subfusc, knackers, Christmas crackers, Dutch courage, Dutch ca…