In these grammar worksheets, students will circle nouns and verbs, fill in blanks with suitable verbs, add -er and -or to verbs to create nouns, write silly sentences using nouns that end in -ar, add the correct suffix to change verbs into nouns to complete a table, take a quiz on nouns ending in -or, change verbs into nouns by deleting the suffixes, and show how nouns can have different meaning.