Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun erection

3 senses of erection

Sense 1
erection, hard-on -- (an erect penis)
       => sexual arousal -- (the arousal of sexual desires in preparation for sexual behavior)

Sense 2
erection -- (a structure that has been erected)
       => structure, construction -- (a thing constructed; a complex entity constructed of many parts; "the structure consisted of a series of arches"; "she wore her hair in an amazing construction of whirls and ribbons")

Sense 3
erecting, erection -- (the act of building or putting up)
       => construction, building -- (the act of constructing something; "during the construction we had to take a detour"; "his hobby was the building of boats")