Incazelo:
I-phoneme yileyunithi encane ebaluleke kakhulu yomsindo ngolimi. Umsindo ozwakalayo ozoshintsha igama elilodwa kwelinye igama. Isibonelo, amagama amathambo namafutha angamazwi amabili ahlukene, kodwa kukhona umsindo owodwa kuphela ohlukile phakathi kwamagama amabili - umsindo wokuqala. Lokhu kusho ukuthi umsindo "k" ekati kanye nomsindo we- "f" kumafutha yi-morphemes emibili ehlukene.
Manje cabanga ngala mazwi isikhumba nesihlobo . Womabili la magama anomsindo "k", kodwa imisindo ehlukile ngempela. Izwi "k" esikhumbeni lincane kakhulu lapho "k" izwakala khona . Lezo zomsindo ezimbili akuzona amafonimesi ngesiNgisi. Yilokho okubizwa ngokuthi "i-allophones," okuyizinto ezihlukahlukene nje ze-phoneme. Ngolunye ulimi, lezo zomsindo ezimbili zingaba izingoma.
Lokho kusho ukuthi amaqembu amabili emisindo enezinhlamvu ezimbili kuphela "k" ezwakala sengathi umehluko phakathi kwabo kungaba amagama amabili ahlukene. Ezenza sengathi amaqembu amabili womsindo "ahlobene" (anzima k ")" nethi "kin" (nge-soft "k"), uzoba namagama amabili ahlukene anezincazelo ezimbili ezahlukene. Ungazama ukusho lawa magama amabili, kodwa cishe uzophela ukhulume uthi, kodwa uqale elinye igama ngezwi "g" njengesibhamu. Isizathu ukuthi sinenkinga yokuzwa futhi siphinda imisindo engekho amakholomu ngolimi lwethu.
Ngemva nje kokuzalwa, umntwana uqala ukufunda ama-phonemesi olimi asetshenziswe ngaye.
Kuyingxenye yalokho akufunda njengoba efunda ulimi . Akudingeki sifundise izingane lezo zomsindo; bamane bahlelwe ukuthi bafunde njengoba bexhumana nabantu. (Kungenye yezizathu ukuthi kuhle ukukhuluma nezinsana eziningi.) Njengoba izingane ziqhubeka nokufunda ulimi, aziqapheli ukuthi amagama afundayo akhiwa imisindo ehlukene futhi ehluke kakhulu.