Fusional languages are languages where words are built with a few Affixes, each of which conveys several aspects of meaning.
Spanish, Latin
Spanish example: hablo
/ablo/(I speak), habla/abla/(s/he speaks), hablé//a'ble/(I spoke). wherehabl-: (speak),-o: first-person singular present,-a: third-person singular present,-é: first-person singular past