(cont.) (br) -- Branches by the number specified in the 2 following bytes. Can be negative. (?br) f -- Branch if f is false. ( -- *I* Comment. Ignore input until ")" is read. [ -- Begin interpretative mode. In a definition, execute words instead of compiling them. ] -- End interpretative mode. ABORT -- Resets PS and RS and returns to interpreter. ABORT" x" -- *I* Compiles a ." followed by a ABORT. EXECUTE a -- Execute wordref at addr a INTERPRET -- Get a line from stdin, compile it in tmp memory, then execute the compiled contents. LEAVE -- In a DO..LOOP, exit at the next LOOP call. QUIT -- Return to interpreter prompt immediately EXIT! -- Exit current INTERPRET loop.