甘い

1. i-adjective sweet-tasting; sweet; sugary; sugared
2. fragrant (smelling); sweet (music)
3. lightly salted; light in salt; not spicy
4. indulgent; lenient; soft (on); easy-going; generous
5. naive; overly optimistic; simplistic
6. half-hearted; not finished properly
7. insufficient; not satisfactory; inadequate; loose
8. mild
9. tempting; enticing; luring

うまい also 上手い · 美味い · 旨い · 巧い

1. i-adjective, usually in kana, esp. 上手い, 巧い skillful; skilful; skilled; good; expert; clever (expression, trick, etc.); apt; appropriate
2. usually in kana, esp. 旨い, 美味い, 甘い delicious; tasty; good; nice
3. usually in kana, esp. 旨い good (deal, idea, etc.); profitable; promising; lucky; fortunate; successful; satisfactory; splendid