solid ground, firm earth, land, soil, ground, dry land; see also earth 2.
"terra firma." YourDictionary, n.d. Web. 22 June 2018. <http://thesaurus.yourdictionary.com/terra-firma>.
terra firma. (n.d.). Retrieved June 22nd, 2018, from http://thesaurus.yourdictionary.com/terra-firma
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