Birdsong

1. Melodious

1.1. Harmonius

1.2. Chorus

1.3. Music

1.4. Symphony

1.5. Beautiful

2. Invigorating

2.1. Active

2.2. Stimulating

2.3. Chatter

3. Trees

3.1. Nesting

4. Abundance

4.1. Cornucopia

4.2. Health

4.3. Fertility

4.4. Joy

5. Peaceful

6. Restorative

6.1. Comforting

6.1.1. Reassuring

6.1.2. Blanket

6.1.3. Sunshine

6.1.3.1. Warmth

6.1.3.1.1. Safe

6.1.4. Good memories

7. Pleasant

7.1. Inocuous