The word today is a suffix used on nouns. The suffix is -la. This suffix is used mostly with reference to food. For example, the word for huckleberry is” iwam.” It can be attached here with the meaning of gathering or collecting huckleberries.
ona sa iwamla. Yesterday they gathered huckleberries.
gen waytas nad wokaslawapka. Today we will gather wokas.
Here you also see the future tense suffix -wapka. Since wokasla is now a verb, it can have verb suffixes placed upon it.
Another use is gesla
mbosant ni geslawapka. Tomorrow I will gather ipos.
Please note the future tense suffix is also used here.