group i if the root is a full word, the ending is usually -able. group ii when the root is a full word except for a final e, the forms usually are spelled with -able. group iii the suffix -able always follows i. group iv when the root has other forms built on the letter a, the -able form is used. group v when the root ends in hard c or g, -able is used. group vi when the root is not a full word, -ible is used. group vii when the word has an immediate -tion form, -ible is used. group viii when the root ends in ns, miss, or soft c or g, – ible is used. identify both the word ending and mnemonic group for the word predict. what word ending should be used in predict? which mnemonic group does it belong to?