boltit Adjective, boltit vaulted Appox. usage (any sense): 0.114 per million words Appox. usage (any sense): 0.114 per million words
bolti Verb, bolti to build an arch, a vault or a dome Appox. usage (any sense): 0.111 per million words Appox. usage (any sense): 0.111 per million words