Related Clues:

• Monk's promise
• Personal commitment
• Silence, to some sisters
• Solemn words
• Pinkie swear, e.g.
• Pledge, take oath
• Oath or pledge
• Pick, select.
• Oath, promise
• Verbal or other commitment of one person to another
• Select, opt for
• Select, pick
• An oath or promise
• Oath or solemn promise
• Promise, swear