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 hardc 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. what ending should this word have? what mnemonic group applies most closely to it? group: