1. (noun) a prayer asking God's help as part of a religious service

• invocation

2. (noun) a humble request for help from someone in authority

• plea

3. (noun) the act of communicating with a deity (especially as a petition or in adoration or contrition or thanksgiving)

• prayer

1. (noun) a prayer asking God's help as part of a religious service

• orison
• petition
• prayer

2. (noun) a humble request for help from someone in authority

• appeal
• entreaty
• prayer

3. (noun) the act of communicating with a deity (especially as a petition or in adoration or contrition or thanksgiving)

• worship

1. (noun) a prayer asking God's help as part of a religious service

• rogation

2. (noun) the act of communicating with a deity (especially as a petition or in adoration or contrition or thanksgiving)

• benediction
• blessing
• devotion

1. (noun) a prayer asking God's help as part of a religious service

• appeal
• invoke

2. (noun) a humble request for help from someone in authority

• supplicate

3. (noun) the act of communicating with a deity (especially as a petition or in adoration or contrition or thanksgiving)

• pray