Sentence:  He'd have told that horrible sister of his that more coloureds had just turned up. How many is it now? they'd have said to each other. Fifty? Sixty? ‘You'll have to speak to her, Cyril,' she'd have told him, before <WSD>bemoaning</WSD> how respectable this street was before they came. 
Meaning of the word marked with <WSD> tags:  To moan or complain about (something).