2 Words to use with toughish

"] Lately I've been reading CYRIL SCOTT'S Book on Music, modern and unmuzzled, And, though solving many toughish knots, By one statement I am sadly puzzled, Namely, that if we would understand What divides the noble from the shoddy We must cultivate "the pineal gland," Also "the pituitary body.

You've had a toughish time, no doubt, soothing Anatole," I proceeded, helping myself to anchovy paste on toast.

2 Words to use with  toughish