Windfall (7)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">windfall</span>' is the definition.<br/ ><span class="explanation-format__explanation">(situation leading to an increase in wealth)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for bonanza that I've seen before include "Sudden influx of wealth" , "Lucky strike of wealth" , "A striking example" , "Source of great and sudden wealth" , "Source of sudden wealth, windfall (7)" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">windfall</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for boon that I've seen before include "Gracious gift" , "Godsend" , "Blessing - sort of companion?" , "Favour, request" , "Something beneficial - a blessing" .)