tumescent
adjective
[ tjʊˈmɛs(ə)nt ]
• swollen or becoming swollen, especially as a response to sexual arousal.
• (especially of language or literary style) pompous or pretentious.
• "his prose is tumescent, full of orotund language"
Origin:
mid 19th century: from Latin tumescent- ‘beginning to swell’, from the verb tumescere, from tumere ‘to swell’.