6a Squash ladder
22a Flanerie (sloth; idleness) - 'flan(k; briefly) Erie (lake)'
32a Harebrained - 'hare' (run) + 'rain' (in) 'bed' (not risen)
35a Plus or minus - 'plus (advantage) o(ther) r(anks) (men) minus'
53a Say cheese - double definition, 2nd as "desist; stop"