saist (Spenser and Milton) same as sayest (see say¹).

• rat-pits
• rat-poison
• rat-poisons
• ratproof
• rat race
• rat races
• rat-rhyme
• rat-rhymes
• rat run
• rat runs
• rats
• ratsbane
• ratsbanes
• rat snake
• rat snakes
• rat's-tail
• rat-tail
• rat-tailed
• rattan
• rattans
• rat-tat
• rat-tats
• ratted
• ratteen
• ratteens