# I will bow down

"I will worship you" 

# give thanks to your name

"give thanks to you"

# for your covenant faithfulness and for your trustworthiness

"because you are faithful to your covenant and you are worthy of people trusting you" 

# your word

"what you have said" or "your commands and promises"

# your name

Possible meanings are 1) "yourself" or 2) "your fame."