brick wall (adjective) solid: hard, dimensional
Sinonime: buzz session,
chat, chinfest, chitchat, clambake, colloquium, confab, confabulation,
conference,
converse,
dialogue,
discourse, discussion, flap, gab fest, gam, groupthink, huddle,
palaver,
parley, powwow, rap session, rap, seminar,
talk, talkfest
Antonime: fluid, gaseous,
insubstantial,
liquid,
soft, vaporous