| (usually followed by `to') unwilling or refusing to pay heed | marked by or paying little heed or attention |
| characterized by a lack of partiality | characterized by careless unconcern |
| fairly poor to not very good | |
| neither too great nor too little | |
| being neither good nor bad | |
| showing no care or concern in attitude or action | |
| (often followed by `to') lacking importance; not mattering one way or the other | |
| marked by a lack of interest | |
| having only a limited ability to react chemically; chemically inactive | |
| marked by no especial liking or dislike or preference for one thing over another | |