Which of the following statements is not true?
oa) a word ending in 'a' might be a greek or latin plural or a latin singular.
ob) a word ending in 'es' may have a singular form ending in 'is.
oc) some latin plurals are shorter than their singular forms.
od) the singular form of 'caves' must be 'café' or 'cavis.'

Syllable added to a root word to change its meaning : affixan independent word--example run,walk,book : free morphemeaffix that gives grammatical meaning such as tense or number : inflectiona word part that must attach to a word in order to be usable : bound morphemedegree of comparison formed by adding -er or more to an adjective : comparativedegree of comparison formed by adding -est or most to an adjective : superlativeaffix added to the beginning of a word : prefixaffix added to the end of a word : suffixroot word of lovable : lovetwo roots used together to form one word : combining form