melon / fall / proof
water (watermelon / waterfall / waterproof)
bus / year / teacher
school (school bus / school year / school teacher)
bag / writing / shake
hand (handbag / handwriting / handshake)
in / out / up (HINT: hyphenated)
check (check-in / check-out / check-up)
ball / print / step
foot (football / footprint / footstep)
ball / flake / man
snow (snowball / snowflake / snowman)
cream / storm / cube
ice (ice cream / ice storm / ice cube)
brush / paste / pick
tooth (toothbrush / toothpaste / toothpick)
coat / bow / drop
rain (raincoat / rainbow / raindrop)
burn / flower / set
sun (sunburn / sunflower / sunset)