boner [boners]+(erect penis)noun[UK: ˈbəʊ.nə(r)] [US: ˈboʊ.nər]
erection [erections]+(rigid state of penis or clitoris)noun[UK: ɪ.ˈrek.ʃn̩] [US: ɪ.ˈrek.ʃn̩]
hard-on+(erection of the penis)noun
wood [woods]+(slang: an erection)noun[UK: wʊd] [US: ˈwʊd]
morning wood+(morning erection)noun
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