# psalms and hymns and spiritual songs

Possible meanings are 1) "all sorts of songs to praise God" or 2) Paul is listing specific forms of music.

# psalms

These are probably songs from the Old Testament book of Psalms that Christians sang.

# hymns

These are songs of praise and worship that may have been written specifically for Christians to sing.

# spiritual songs

Possible meaning is that these are songs that the Holy Spirit inspires a person to sing right at that moment. 

# with all your heart

"enthusiastically"