Which word is spelled correctly when adding a suffix to the base word?

Which word correctly adds a suffix to the base word to indicate the past tense?

Which word is correctly spelled when adding a suffix to show action happening right now?

Which word correctly adds a suffix to form a word meaning more than one?

Which word correctly adds a suffix to show the act of someone who teaches?

Which word correctly uses a suffix to indicate the smallest amount?

Which word is spelled correctly when adding a suffix to indicate an ongoing action?

Which word correctly adds a suffix to form a word that describes the action of making something smaller?

Which word correctly adds a suffix to show the quality of being joyful?

Which word is spelled correctly when adding a suffix to indicate the act of someone who writes?