first of all in olden days when man try to speaks, he learn from bird, what they speaks, from animal, what they speaks. in my country INDIA a crow speaks 'kaown' 'kawon' we ca
…lled it 'KAWN' in Punjabi and 'kak' in sanskritand 'KAUA' in Hindi. but the crow speaks in other countres like 'crow' or 'croo' they called it crow. a cow speaks like 'gaawn' then in Punjabi language we called it 'gawn' and 'gao' in sanskrit and 'gayia' in Hindi. as well as cow speaks 'cooo' or 'coow' in Australia or other country they called it 'cow. i have noted hundreds of sounds of birds animal and sounds of our daily using objects. the names of musical instruments are called by their sound they produce. those sounds were the first sounds, the olden man listen them and remember them due to his better memory and when he needs to tell other about the particular bird or animal he tell them by it's sound, what he listen from that bird or animal. thus the word were formed on one by one but in very slow speed, in thousands of years. i want to say that simple very simple word forms first to speaks and then lately tough words. and by this ( Full Answer )