securely◼◼◼(in a secure manner) adverb [UK: sɪ.ˈkjʊə.li] [US: sɪ.ˈkjʊr.li]
solidly◼◼◼(in a solid manner) adverb [UK: ˈsɒ.lɪd.li] [US: ˈsɑː.ləd.li]You can see that the house is solidly built. = Vous pouvez voir que la maison est solidement construite.
soundly◼◼◻(in a thorough manner) adverb [UK: ˈsaʊnd.li] [US: ˈsaʊnd.li]
squarely◼◻◻(Firmly and solidly) adverb [UK: ˈskweə.li] [US: ˈskwer.li]