Absolutely this is possible! Such systems are called ‘proto-writing’ [0], and formed the precursor to almost every writing system known today (with the exceptio

Absolutely this is possible! Such systems are called ‘proto-writing’ [0], and formed the precursor to almost every writing system known today (with the exception of ones such as Hangeul and Cherokee, which were basically created from scratch). [0] https://en.wikipedia.org/wiki/Proto-writing https://en.wikipedia.org/wiki/Proto-writing