response (felt in the hands);  resistance;  reaction;  response;  effect
 chewiness;  firmness;  feel of food while being chewed;  challenge (e.g. work, book);  toughness
 (being) worth seeing;  impressive
 substantiality (of a meal);  fillingness;  solidity
 response;  feeling;  worth ...ing;  worthwhile ...ing;  satisfying to ...
 worthwhile reading;  substantial reading
 retort;  back talk;  backchat
 satisfying quality (of a drink)
 worthiness as an opponent or challenge