- defrost: root word - frost, prefix - de, suffix - (none)
- quickly: root word - quick, prefix - (none), suffix - ly
- comfortable: root word - comfort, prefix - (none), suffix - able
- tallest: root word - tall, prefix - (none), suffix - est
- unkind: root word - kind, prefix - un, suffix - (none)
- submarine: root word - marine, prefix - sub, suffix - (none)
- smaller: root word - small, prefix - (none), suffix - er
- overlook: root word - look, prefix - over, suffix - (none)
- wonderful: root word - wonder, prefix - (none), suffix - ful
- underground: root word - ground, prefix - under, suffix - (none)
- preheat: root word - heat, prefix - pre, suffix - (none)
- replay: root word - play, prefix - re, suffix - (none)
- breathless: root word - breath, prefix - (none), suffix - less
- undersea: root word - sea, prefix - under, suffix - (none)
- unhappy: root word - happy, prefix - un, suffix - (none)
- inside: root word - side, prefix - in, suffix - (none)
- preschool: root word - school, prefix - pre, suffix - (none)
- reread: root word - read, prefix - re, suffix - (none)
- disappear: root word - appear, prefix - dis, suffix - (none)
Parent Tip: Review the logic above to help your child master the concept of prefixes and root words worksheet.