Dip ___ in the water (test bath temperature), 4 letters
Dip ___ in: test the water, 4 letters
Dip this in the water, 4 letters
It may be dipped in water, 4 letters
Put ___ in (test bath water), 4 letters
Put ___ in (test the water): 2 wds., 4 letters
Put ___ in the water, 4 letters
Put ___ in: test the water, 4 letters
Something to stick in the water?, 4 letters
Stick ___ in (test the waters), 4 letters