1. easily
2. slowly
3. slow, tardily, soft

1. easy
2. casual, effortless, cushy, soft, elementary, simple, uncomplicated, unproblematic, hands-down, painless, simplified, user-friendly, smooth, effortless, simple, soft, undemanding, easygoing
3. leisurely, unhurried, easy
4. at ease, comfortable, relaxed, at ease, pleasing
5. gentle
6. soft, light, comfortable
7. prosperous, well-fixed, well-heeled, well-off, well-situated, well-to-do, rich, light
8. soft
9. gentle
10. gradual, facile
11. effortless, lenient
12. undemanding, comfortable
13. comfy, light
14. loose, promiscuous, sluttish, wanton, unchaste, available
15. abundant